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Finding the Third Proportional to 86,110 and 134,267

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Solution

The third proportional to 86,110 and 134,267 is: 209,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,110 : 134,267 = 134,267 : x
  2. Step 2: Convert to fraction form
    86,110/134,267 = 134,267/x
  3. Step 3: Cross multiply
    86,110x = 134,267 × 134,267
  4. Step 4: Simplify right side
    86,110x = 18,027,627,289
  5. Step 5: Solve for x
    x = 18,027,627,289/86,110
  6. Step 6: Final answer
    x = 209,355.79

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.