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Finding the Third Proportional to 83,015 and 124,608

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Solution

The third proportional to 83,015 and 124,608 is: 187,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,015 : 124,608 = 124,608 : x
  2. Step 2: Convert to fraction form
    83,015/124,608 = 124,608/x
  3. Step 3: Cross multiply
    83,015x = 124,608 × 124,608
  4. Step 4: Simplify right side
    83,015x = 15,527,153,664
  5. Step 5: Solve for x
    x = 15,527,153,664/83,015
  6. Step 6: Final answer
    x = 187,040.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.