Is 647.740 chains as long as a Mauna Loa?
It's about one-and-two-fifths times as tall as a Mauna Loa
The height of a Mauna Loa is about 455.70 chains.
(Hawaii) (Hawaiian island volcano) (total height from seafloor)
Mauna Loa, one of the five volcanoes which forms the island of Hawaii and the tallest mountain in total height in the world, rises to 457.30 chains above the seafloor. The peak of Loa is home to the approximately 6,000 sq. m (0.6 ha) Lake Waiau, one of the highest altitude lakes in the United States outside of Colorado.
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