There are 393.7 inches in a dekameter. To convert from dekameters to inches, multiply the dekameter value by 393.7. To convert from inches to dekameters, multiply the inch value by 0.00254 (or divide by 393.7).
1 Inch = 0.00254 Dekameters
1 Dekameter = 393.700787 Inches
Inch is an imperial and US Customary length unit. The abbreviation is "in" and also the symbol is a double prime (").
Dekameter is a metric unit and equals to 10 meters. The abbreviation is "dam".