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Finding the Third Proportional to 62,318.25 and 136,057.50

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Solution

The third proportional to 62,318.25 and 136,057.50 is: 297,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,318.25 : 136,057.50 = 136,057.50 : x
  2. Step 2: Convert to fraction form
    62,318.25/136,057.50 = 136,057.50/x
  3. Step 3: Cross multiply
    62,318.25x = 136,057.50 × 136,057.50
  4. Step 4: Simplify right side
    62,318.25x = 18,511,643,306.25
  5. Step 5: Solve for x
    x = 18,511,643,306.25/62,318.25
  6. Step 6: Final answer
    x = 297,050.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.