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Finding the Fourth Proportional to 497,666,940.80, 746,500,411.20 and 461,387,235.20

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Solution

The fourth proportional to 497,666,940.80, 746,500,411.20 and 461,387,235.20 is: 692,080,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,666,940.80 : 746,500,411.20 = 461,387,235.20 : x
  2. Step 2: Convert to fraction form
    497,666,940.80/746,500,411.20 = 461,387,235.20/x
  3. Step 3: Cross multiply
    497,666,940.80x = 746,500,411.20 × 461,387,235.20
  4. Step 4: Simplify right side
    497,666,940.80x = 344,425,760,799,231,104
  5. Step 5: Solve for x
    x = 344,425,760,799,231,104/497,666,940.80
  6. Step 6: Final answer
    x = 692,080,852.80

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