The result of your conversion between cawney and ping appears here
To convert between Cawney and Ping you have to do the following:
First divide (4/3) * (0.09290304*43560) / 3.305 = 1632.61983758
Then multiply the amount of Cawney you want to convert to Ping, use the chart below to guide you.
Symbol: cawney
No description
Symbol: ping
No description