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Finding the Third Proportional to 100,021 and 236,107

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Solution

The third proportional to 100,021 and 236,107 is: 557,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,021 : 236,107 = 236,107 : x
  2. Step 2: Convert to fraction form
    100,021/236,107 = 236,107/x
  3. Step 3: Cross multiply
    100,021x = 236,107 × 236,107
  4. Step 4: Simplify right side
    100,021x = 55,746,515,449
  5. Step 5: Solve for x
    x = 55,746,515,449/100,021
  6. Step 6: Final answer
    x = 557,348.11

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.