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Finding the Third Proportional to 28,110 and 62,171

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Solution

The third proportional to 28,110 and 62,171 is: 137,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,110 : 62,171 = 62,171 : x
  2. Step 2: Convert to fraction form
    28,110/62,171 = 62,171/x
  3. Step 3: Cross multiply
    28,110x = 62,171 × 62,171
  4. Step 4: Simplify right side
    28,110x = 3,865,233,241
  5. Step 5: Solve for x
    x = 3,865,233,241/28,110
  6. Step 6: Final answer
    x = 137,503.85

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.