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Finding the Fourth Proportional to 625,244.87, 937,675.77 and 225,836.39

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Solution

The fourth proportional to 625,244.87, 937,675.77 and 225,836.39 is: 338,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,244.87 : 937,675.77 = 225,836.39 : x
  2. Step 2: Convert to fraction form
    625,244.87/937,675.77 = 225,836.39/x
  3. Step 3: Cross multiply
    625,244.87x = 937,675.77 × 225,836.39
  4. Step 4: Simplify right side
    625,244.87x = 211,761,306,198.89
  5. Step 5: Solve for x
    x = 211,761,306,198.89/625,244.87
  6. Step 6: Final answer
    x = 338,685.40

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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.