421 centiliters in US customary cups
Result
The conversion result is: 421 centiliters is equivalent to 17.7946294468449 US customary cups.[1]
Conversion formula
How to convert 421 centiliters to US customary cups?
We know (by definition) that: 1 centiliter ≈ 0.0422675283773037 uscup.
We can set up a proportion to solve for the number of US customary cups.
1 centiliter / 421 centiliter ≈ 0.0422675283773037 uscup / x uscup
Now, we cross multiply to solve for our unknown x:
x uscup ≈ (421 centiliter / 1 centiliter) * 0.0422675283773037 uscup → x uscup ≈ 17.79462944684486 uscup
Conclusion:
421 centiliter ≈ 17.79462944684486 uscup
Conversion in the opposite direction
The inverse of the conversion factor is that 1 US customary cup is equal to 0.056196730760095 times 421 centiliters.
It can also be expressed as: 421 centiliters is equal to 1 / 0.056196730760095 US customary cups.
Approximation
An approximate numerical result would be: four hundred and twenty-one centiliters is about seventeen point seven eight US customary cups, or alternatively, a US customary cup is about zero point zero six times four hundred and twenty-one centiliters.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.