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Finding the Third Proportional to 204,496 and 419,166

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Solution

The third proportional to 204,496 and 419,166 is: 859,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,496 : 419,166 = 419,166 : x
  2. Step 2: Convert to fraction form
    204,496/419,166 = 419,166/x
  3. Step 3: Cross multiply
    204,496x = 419,166 × 419,166
  4. Step 4: Simplify right side
    204,496x = 175,700,135,556
  5. Step 5: Solve for x
    x = 175,700,135,556/204,496
  6. Step 6: Final answer
    x = 859,186.17

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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.