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Finding the Fourth Proportional to 252,374.72, 348,264.81 and 150,397.85

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Solution

The fourth proportional to 252,374.72, 348,264.81 and 150,397.85 is: 207,541.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,374.72 : 348,264.81 = 150,397.85 : x
  2. Step 2: Convert to fraction form
    252,374.72/348,264.81 = 150,397.85/x
  3. Step 3: Cross multiply
    252,374.72x = 348,264.81 × 150,397.85
  4. Step 4: Simplify right side
    252,374.72x = 52,378,278,654.66
  5. Step 5: Solve for x
    x = 52,378,278,654.66/252,374.72
  6. Step 6: Final answer
    x = 207,541.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.