28 dry gallons in US customary cups

Conversion formula
How to convert 28 dry gallons to US customary cups?

We know (by definition) that: $1\mathrm{drygallon}\approx 18.618354978355\mathrm{uscup}$

We can set up a proportion to solve for the number of US customary cups.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 28 ⁢ drygallon ≈ 521.31393939394 ⁢ uscup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US customary cup is equal to 0.00191822992717702 times 28 dry gallons.

It can also be expressed as: 28 dry gallons is equal to $\frac{1}{\mathrm{0.00191822992717702}}$ US customary cups.

Approximation

An approximate numerical result would be: twenty-eight dry gallons is about five hundred and twenty-one point three zero US customary cups, or alternatively, a US customary cup is about zero times twenty-eight dry gallons.