172.3% is the change from 343 to 934
Calculation steps:
[( 934 - 343 ) ÷ 343] x 100 = 172.3%
Formula
Percentage change = [(934 - 343) / 343] x 100
Subtract the new number by the original number
934 - 343 = 591
591 ÷ 343 = 1.7230320699708455
1.7230320699708455 x 100 = 172.3%