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Finding the Third Proportional to 39,602 and 86,035

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Solution

The third proportional to 39,602 and 86,035 is: 186,910.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,602 : 86,035 = 86,035 : x
  2. Step 2: Convert to fraction form
    39,602/86,035 = 86,035/x
  3. Step 3: Cross multiply
    39,602x = 86,035 × 86,035
  4. Step 4: Simplify right side
    39,602x = 7,402,021,225
  5. Step 5: Solve for x
    x = 7,402,021,225/39,602
  6. Step 6: Final answer
    x = 186,910.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.