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Finding the Third Proportional to 28,575.28 and 38,545.88

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Solution

The third proportional to 28,575.28 and 38,545.88 is: 51,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,575.28 : 38,545.88 = 38,545.88 : x
  2. Step 2: Convert to fraction form
    28,575.28/38,545.88 = 38,545.88/x
  3. Step 3: Cross multiply
    28,575.28x = 38,545.88 × 38,545.88
  4. Step 4: Simplify right side
    28,575.28x = 1,485,784,479.52
  5. Step 5: Solve for x
    x = 1,485,784,479.52/28,575.28
  6. Step 6: Final answer
    x = 51,995.45

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.