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Finding the Third Proportional to 65,708 and 99,382

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Solution

The third proportional to 65,708 and 99,382 is: 150,313.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,708 : 99,382 = 99,382 : x
  2. Step 2: Convert to fraction form
    65,708/99,382 = 99,382/x
  3. Step 3: Cross multiply
    65,708x = 99,382 × 99,382
  4. Step 4: Simplify right side
    65,708x = 9,876,781,924
  5. Step 5: Solve for x
    x = 9,876,781,924/65,708
  6. Step 6: Final answer
    x = 150,313.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.