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Finding the Third Proportional to 39,207.38 and 52,680.38

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Solution

The third proportional to 39,207.38 and 52,680.38 is: 70,783.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207.38 : 52,680.38 = 52,680.38 : x
  2. Step 2: Convert to fraction form
    39,207.38/52,680.38 = 52,680.38/x
  3. Step 3: Cross multiply
    39,207.38x = 52,680.38 × 52,680.38
  4. Step 4: Simplify right side
    39,207.38x = 2,775,221,910.14
  5. Step 5: Solve for x
    x = 2,775,221,910.14/39,207.38
  6. Step 6: Final answer
    x = 70,783.16

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.