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Finding the Fourth Proportional to 625,363.24, 937,484.22 and 225,910.12

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Solution

The fourth proportional to 625,363.24, 937,484.22 and 225,910.12 is: 338,662.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,363.24 : 937,484.22 = 225,910.12 : x
  2. Step 2: Convert to fraction form
    625,363.24/937,484.22 = 225,910.12/x
  3. Step 3: Cross multiply
    625,363.24x = 937,484.22 × 225,910.12
  4. Step 4: Simplify right side
    625,363.24x = 211,787,172,638.31
  5. Step 5: Solve for x
    x = 211,787,172,638.31/625,363.24
  6. Step 6: Final answer
    x = 338,662.65

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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.