The density of silver is 10.5 which means it weighs 10.5 grams/cubic centimeter

Divide 510 lbs by 2.20462262185 to convert lbs to kilograms (kg)

Multiply that by 1000 to convert to grams

Divide that by 10.5 to find volume in cc's

1 cubic inch = 16.387064cc's (2.54^3cm) so divide last answer by 16.387064 to convert to cubic inches

1 cubic ft (12^3inches) =1728 cubic inches so divide last answer by 1728 to convert to cubic feet

Divide 510 lbs by 2.20462262185 to convert lbs to kilograms (kg)

Multiply that by 1000 to convert to grams

Divide that by 10.5 to find volume in cc's

1 cubic inch = 16.387064cc's (2.54^3cm) so divide last answer by 16.387064 to convert to cubic inches

1 cubic ft (12^3inches) =1728 cubic inches so divide last answer by 1728 to convert to cubic feet