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Finding the Third Proportional to 67,550 and 98,719

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Solution

The third proportional to 67,550 and 98,719 is: 144,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,550 : 98,719 = 98,719 : x
  2. Step 2: Convert to fraction form
    67,550/98,719 = 98,719/x
  3. Step 3: Cross multiply
    67,550x = 98,719 × 98,719
  4. Step 4: Simplify right side
    67,550x = 9,745,440,961
  5. Step 5: Solve for x
    x = 9,745,440,961/67,550
  6. Step 6: Final answer
    x = 144,270.04

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.