Conversion in the opposite direction
The inverse of the conversion factor is that 1 foot per second is equal to 0.00175274596868427 times 389 miles per hour.
It can also be expressed as: 389 miles per hour is equal to feet per second.
An approximate numerical result would be: three hundred and eighty-nine miles per hour is about five hundred and seventy point five two feet per second, or alternatively, a foot per second is about zero times three hundred and eighty-nine miles per hour.
 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.