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Finding the Fourth Proportional to 664,576.20, 997,385.13 and 463,589.28

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Solution

The fourth proportional to 664,576.20, 997,385.13 and 463,589.28 is: 695,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,576.20 : 997,385.13 = 463,589.28 : x
  2. Step 2: Convert to fraction form
    664,576.20/997,385.13 = 463,589.28/x
  3. Step 3: Cross multiply
    664,576.20x = 997,385.13 × 463,589.28
  4. Step 4: Simplify right side
    664,576.20x = 462,377,054,299.41
  5. Step 5: Solve for x
    x = 462,377,054,299.41/664,576.20
  6. Step 6: Final answer
    x = 695,747.24

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