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Finding the Third Proportional to 87,532.50 and 127,471.50

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Solution

The third proportional to 87,532.50 and 127,471.50 is: 185,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,532.50 : 127,471.50 = 127,471.50 : x
  2. Step 2: Convert to fraction form
    87,532.50/127,471.50 = 127,471.50/x
  3. Step 3: Cross multiply
    87,532.50x = 127,471.50 × 127,471.50
  4. Step 4: Simplify right side
    87,532.50x = 16,248,983,312.25
  5. Step 5: Solve for x
    x = 16,248,983,312.25/87,532.50
  6. Step 6: Final answer
    x = 185,633.72

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.