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Finding the Third Proportional to 141,486.75 and 220,839.75

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Solution

The third proportional to 141,486.75 and 220,839.75 is: 344,697.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,486.75 : 220,839.75 = 220,839.75 : x
  2. Step 2: Convert to fraction form
    141,486.75/220,839.75 = 220,839.75/x
  3. Step 3: Cross multiply
    141,486.75x = 220,839.75 × 220,839.75
  4. Step 4: Simplify right side
    141,486.75x = 48,770,195,180.06
  5. Step 5: Solve for x
    x = 48,770,195,180.06/141,486.75
  6. Step 6: Final answer
    x = 344,697.97

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.