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Finding the Fourth Proportional to 2,629,375.92, 3,944,654.88 and 832,367.16

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Solution

The fourth proportional to 2,629,375.92, 3,944,654.88 and 832,367.16 is: 1,248,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,375.92 : 3,944,654.88 = 832,367.16 : x
  2. Step 2: Convert to fraction form
    2,629,375.92/3,944,654.88 = 832,367.16/x
  3. Step 3: Cross multiply
    2,629,375.92x = 3,944,654.88 × 832,367.16
  4. Step 4: Simplify right side
    2,629,375.92x = 3,283,401,179,645.74
  5. Step 5: Solve for x
    x = 3,283,401,179,645.74/2,629,375.92
  6. Step 6: Final answer
    x = 1,248,737.83

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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.