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Finding the Third Proportional to 65,656.50 and 98,460

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Solution

The third proportional to 65,656.50 and 98,460 is: 147,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,656.50 : 98,460 = 98,460 : x
  2. Step 2: Convert to fraction form
    65,656.50/98,460 = 98,460/x
  3. Step 3: Cross multiply
    65,656.50x = 98,460 × 98,460
  4. Step 4: Simplify right side
    65,656.50x = 9,694,371,600
  5. Step 5: Solve for x
    x = 9,694,371,600/65,656.50
  6. Step 6: Final answer
    x = 147,652.88

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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.