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Finding the Third Proportional to 65,200 and 98,424

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Solution

The third proportional to 65,200 and 98,424 is: 148,577.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200 : 98,424 = 98,424 : x
  2. Step 2: Convert to fraction form
    65,200/98,424 = 98,424/x
  3. Step 3: Cross multiply
    65,200x = 98,424 × 98,424
  4. Step 4: Simplify right side
    65,200x = 9,687,283,776
  5. Step 5: Solve for x
    x = 9,687,283,776/65,200
  6. Step 6: Final answer
    x = 148,577.97

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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.