Convert from Scots foot to chain [Ramsden, engineer]

Unit Definition (Scots foot)
The Scots foot is a traditional distance units in Scotland. The Scots foot equals 1.005 405 4 English foot (about 12.065 English inches or 30.645 centimeters). The English foot and statute mile, of course, are now official in Scotland.

Unit Definition (chain [Ramsden, engineer])
The Ramsden chain is quite different to the Gunter chain. The Ramsden chain was commonly used by American surveyors. It equals approximately 100 feet and is also known as the engineer's chain.