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Finding the Fourth Proportional to 625,031.39, 937,612.97 and 204,306.59

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Solution

The fourth proportional to 625,031.39, 937,612.97 and 204,306.59 is: 306,481.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,031.39 : 937,612.97 = 204,306.59 : x
  2. Step 2: Convert to fraction form
    625,031.39/937,612.97 = 204,306.59/x
  3. Step 3: Cross multiply
    625,031.39x = 937,612.97 × 204,306.59
  4. Step 4: Simplify right side
    625,031.39x = 191,560,502,930.88
  5. Step 5: Solve for x
    x = 191,560,502,930.88/625,031.39
  6. Step 6: Final answer
    x = 306,481.41

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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.