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Finding the Third Proportional to 62,443.20 and 136,770.19

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Solution

The third proportional to 62,443.20 and 136,770.19 is: 299,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,443.20 : 136,770.19 = 136,770.19 : x
  2. Step 2: Convert to fraction form
    62,443.20/136,770.19 = 136,770.19/x
  3. Step 3: Cross multiply
    62,443.20x = 136,770.19 × 136,770.19
  4. Step 4: Simplify right side
    62,443.20x = 18,706,084,188.79
  5. Step 5: Solve for x
    x = 18,706,084,188.79/62,443.20
  6. Step 6: Final answer
    x = 299,569.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.