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Finding the Fourth Proportional to 497,664,368.80, 746,496,553.20 and 461,384,663.20

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Solution

The fourth proportional to 497,664,368.80, 746,496,553.20 and 461,384,663.20 is: 692,076,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,368.80 : 746,496,553.20 = 461,384,663.20 : x
  2. Step 2: Convert to fraction form
    497,664,368.80/746,496,553.20 = 461,384,663.20/x
  3. Step 3: Cross multiply
    497,664,368.80x = 746,496,553.20 × 461,384,663.20
  4. Step 4: Simplify right side
    497,664,368.80x = 344,422,060,778,142,912
  5. Step 5: Solve for x
    x = 344,422,060,778,142,912/497,664,368.80
  6. Step 6: Final answer
    x = 692,076,994.80

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