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Finding the Third Proportional to 103,691 and 223,922

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Solution

The third proportional to 103,691 and 223,922 is: 483,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,691 : 223,922 = 223,922 : x
  2. Step 2: Convert to fraction form
    103,691/223,922 = 223,922/x
  3. Step 3: Cross multiply
    103,691x = 223,922 × 223,922
  4. Step 4: Simplify right side
    103,691x = 50,141,062,084
  5. Step 5: Solve for x
    x = 50,141,062,084/103,691
  6. Step 6: Final answer
    x = 483,562.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.