Conversion in the opposite direction
The inverse of the conversion factor is that 1 mile per hour is equal to 0.00561941251596424 times 261 feet per second.
It can also be expressed as: 261 feet per second is equal to miles per hour.
An approximate numerical result would be: two hundred and sixty-one feet per second is about one hundred and seventy-seven point nine four miles per hour, or alternatively, a mile per hour is about zero point zero one times two hundred and sixty-one feet per second.
 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.