72.36% is the change from 474 to 817
Calculation steps:
[( 817 - 474 ) ÷ 474] x 100 = 72.36%
Formula
Percentage change = [(817 - 474) / 474] x 100
Subtract the new number by the original number
817 - 474 = 343
343 ÷ 474 = 0.7236286919831224
0.7236286919831224 x 100 = 72.36%