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Finding the Third Proportional to 20,302 and 41,162

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Solution

The third proportional to 20,302 and 41,162 is: 83,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302 : 41,162 = 41,162 : x
  2. Step 2: Convert to fraction form
    20,302/41,162 = 41,162/x
  3. Step 3: Cross multiply
    20,302x = 41,162 × 41,162
  4. Step 4: Simplify right side
    20,302x = 1,694,310,244
  5. Step 5: Solve for x
    x = 1,694,310,244/20,302
  6. Step 6: Final answer
    x = 83,455.34

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.