Question 303926
{{{1/27=3^2x}}}
{{{1/27=9x}}}
{{{(1/27)(27/1)=9x(27/1)}}}
{{{1cross((1/27)(27/1))=243x}}}
{{{1/243=x}}}

{{{3^2=3*3=9}}}
{{{9*27=9*20+9*7=180+63=243}}}
multiplying by reciprical makes it easy without calculator.