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Finding the Fourth Proportional to 704,174.73, 971,734.89 and 417,523.29

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Solution

The fourth proportional to 704,174.73, 971,734.89 and 417,523.29 is: 576,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,174.73 : 971,734.89 = 417,523.29 : x
  2. Step 2: Convert to fraction form
    704,174.73/971,734.89 = 417,523.29/x
  3. Step 3: Cross multiply
    704,174.73x = 971,734.89 × 417,523.29
  4. Step 4: Simplify right side
    704,174.73x = 405,721,948,280.59
  5. Step 5: Solve for x
    x = 405,721,948,280.59/704,174.73
  6. Step 6: Final answer
    x = 576,166.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.