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Finding the Third Proportional to 102,234 and 209,568

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Solution

The third proportional to 102,234 and 209,568 is: 429,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,234 : 209,568 = 209,568 : x
  2. Step 2: Convert to fraction form
    102,234/209,568 = 209,568/x
  3. Step 3: Cross multiply
    102,234x = 209,568 × 209,568
  4. Step 4: Simplify right side
    102,234x = 43,918,746,624
  5. Step 5: Solve for x
    x = 43,918,746,624/102,234
  6. Step 6: Final answer
    x = 429,590.42

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.