The result of your conversion between yard and square microinch appears here
To convert between Yard and Square Microinch you have to do the following:
First divide ((0.003785411784/231)*1728)*27 / 1.0E-6 * 6.4516E-10 = 1185062400000000.
Then multiply the amount of Yard you want to convert to Square Microinch, use the chart below to guide you.
Symbol: yd
No description
Symbol: µin²
No description