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Best Answer

72.42048 km

The formula to convert miles to km

45 mi*

63360 in

1 mi

*

2.54 cm

1 in

*

1 km

100000 cm

=

72.42048 km

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Wiki User

10y ago
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Wiki User

10y ago

4.5 miles = 7.242 km approx.

The formula for converting miles to km

4.5 mi*

63360 in

1 mi

*

2.54 cm

1 in

*

1 km

100000 cm

=

7.242048 km

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Wiki User

14y ago

2.796 miles (rounded)

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Q: How many kilometers are in 4.5 miles?
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