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Finding the Fourth Proportional to 362,902.52, 500,761.70 and 201,736.92

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Solution

The fourth proportional to 362,902.52, 500,761.70 and 201,736.92 is: 278,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,902.52 : 500,761.70 = 201,736.92 : x
  2. Step 2: Convert to fraction form
    362,902.52/500,761.70 = 201,736.92/x
  3. Step 3: Cross multiply
    362,902.52x = 500,761.70 × 201,736.92
  4. Step 4: Simplify right side
    362,902.52x = 101,022,123,011.96
  5. Step 5: Solve for x
    x = 101,022,123,011.96/362,902.52
  6. Step 6: Final answer
    x = 278,372.61

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1.5x scale

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.