The result of your conversion between carucate and cawney appears here
To convert between Carucate and Cawney you have to do the following:
First divide 486000 / (4/3) * (0.09290304*43560) = 90.06991154
Then multiply the amount of Carucate you want to convert to Cawney, use the chart below to guide you.
Symbol: carucate
No description
Symbol: cawney
No description