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Finding the Fourth Proportional to 252,363.39, 377,394 and 188,366.91

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Solution

The fourth proportional to 252,363.39, 377,394 and 188,366.91 is: 281,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,363.39 : 377,394 = 188,366.91 : x
  2. Step 2: Convert to fraction form
    252,363.39/377,394 = 188,366.91/x
  3. Step 3: Cross multiply
    252,363.39x = 377,394 × 188,366.91
  4. Step 4: Simplify right side
    252,363.39x = 71,088,541,632.54
  5. Step 5: Solve for x
    x = 71,088,541,632.54/252,363.39
  6. Step 6: Final answer
    x = 281,691.18

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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.