Solve for the unknown interest rate in each of the following: $($Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

$\backslash$table$[[$Present Value,Years,Interest Rate,Future Value$],[$$$,310,\%,418],[,430,19,\%,1,553],[,46,000,20,\%,269,914],[,45,261,30,\%,1,285,194$