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Finding the Third Proportional to 28,733 and 60,921

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Solution

The third proportional to 28,733 and 60,921 is: 129,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,733 : 60,921 = 60,921 : x
  2. Step 2: Convert to fraction form
    28,733/60,921 = 60,921/x
  3. Step 3: Cross multiply
    28,733x = 60,921 × 60,921
  4. Step 4: Simplify right side
    28,733x = 3,711,368,241
  5. Step 5: Solve for x
    x = 3,711,368,241/28,733
  6. Step 6: Final answer
    x = 129,167.45

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.