323.39% is the change from 171 to 724
Calculation steps:
[( 724 - 171 ) ÷ 171] x 100 = 323.39%
Formula
Percentage change = [(724 - 171) / 171] x 100
Subtract the new number by the original number
724 - 171 = 553
553 ÷ 171 = 3.2339181286549707
3.2339181286549707 x 100 = 323.39%