.4 km
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400 meters
400 meters
You cannot convert 400 meters to 3 kilometers. They are two different lengths. 1 kilometer = 1,000 meters. 3 kilometers would be 3,000 meters. 400 meters would be 0.4 kilometers
400 feet = 121.9 meters (1 meter = 3.281 feet)
4 meters equals 400 centimeters