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Finding the Third Proportional to 38,902 and 63,622

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Solution

The third proportional to 38,902 and 63,622 is: 104,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,902 : 63,622 = 63,622 : x
  2. Step 2: Convert to fraction form
    38,902/63,622 = 63,622/x
  3. Step 3: Cross multiply
    38,902x = 63,622 × 63,622
  4. Step 4: Simplify right side
    38,902x = 4,047,758,884
  5. Step 5: Solve for x
    x = 4,047,758,884/38,902
  6. Step 6: Final answer
    x = 104,050.15

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.