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Finding the Third Proportional to 28,763 and 62,908

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Solution

The third proportional to 28,763 and 62,908 is: 137,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,763 : 62,908 = 62,908 : x
  2. Step 2: Convert to fraction form
    28,763/62,908 = 62,908/x
  3. Step 3: Cross multiply
    28,763x = 62,908 × 62,908
  4. Step 4: Simplify right side
    28,763x = 3,957,416,464
  5. Step 5: Solve for x
    x = 3,957,416,464/28,763
  6. Step 6: Final answer
    x = 137,587.06

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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.