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Finding the Third Proportional to 28,356 and 62,087

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Solution

The third proportional to 28,356 and 62,087 is: 135,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356 : 62,087 = 62,087 : x
  2. Step 2: Convert to fraction form
    28,356/62,087 = 62,087/x
  3. Step 3: Cross multiply
    28,356x = 62,087 × 62,087
  4. Step 4: Simplify right side
    28,356x = 3,854,795,569
  5. Step 5: Solve for x
    x = 3,854,795,569/28,356
  6. Step 6: Final answer
    x = 135,942.85

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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.