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Finding the Third Proportional to 28,675 and 62,558

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Solution

The third proportional to 28,675 and 62,558 is: 136,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,675 : 62,558 = 62,558 : x
  2. Step 2: Convert to fraction form
    28,675/62,558 = 62,558/x
  3. Step 3: Cross multiply
    28,675x = 62,558 × 62,558
  4. Step 4: Simplify right side
    28,675x = 3,913,503,364
  5. Step 5: Solve for x
    x = 3,913,503,364/28,675
  6. Step 6: Final answer
    x = 136,477.89

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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.