Convert from fotmal [lead] to funt, funte [Russia]

Unit Definition (fotmal [lead])
The fotmal is a traditional English unit of weight for lead. In medieval England the fotmal was equal to 70 "mercantile" pounds, which is equivalent to 72 avoirdupois pounds.

Unit Definition (funt, funte [Russia])
The funt is a traditional Russian unit of weight or mass corresponding the German pfund (which is pronounced "funt"). The funt is equal to about 0.9028 pound avoirdupois or 409.5 grams. The plural is funte.