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Finding the Fourth Proportional to 473,251.10, 709,876.65 and 366,962.90

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Solution

The fourth proportional to 473,251.10, 709,876.65 and 366,962.90 is: 550,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,251.10 : 709,876.65 = 366,962.90 : x
  2. Step 2: Convert to fraction form
    473,251.10/709,876.65 = 366,962.90/x
  3. Step 3: Cross multiply
    473,251.10x = 709,876.65 × 366,962.90
  4. Step 4: Simplify right side
    473,251.10x = 260,498,394,126.29
  5. Step 5: Solve for x
    x = 260,498,394,126.29/473,251.10
  6. Step 6: Final answer
    x = 550,444.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.