A handy conversion factor for inches to metric is that 1 inch equals 2.54 centimeters. And since there are 100 centimeters in a meter and 1000 meters in a kilometer, the 100 times 1000 equals 100,000 or 105 in scientific notation. If 1 centimeter times 105 equals 1 kilometer, then 10-5 km equals 1 cm. That makes your 1 inch = 2.54 x 10-5 km.
There are 0.0000254 kilometres in one inch.
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There are 0.3084 kilometers in 5 feet 2 inches. To convert feet and inches to kilometers, you first convert to meters and then to kilometers.
0.047 kilometers.
There are 0.0000254 kilometres in one inch. Therefore, rounded to two decimal places, 2.5 kilometres is equal to 2.5/0.0000254 = 98425.20 inches.
12,598,430 inches(Rounded to 7 sig figs, using 1 mi = 1,609.344 m.)
98425.2 inches.