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Finding the Third Proportional to 339,885 and 746,874

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Solution

The third proportional to 339,885 and 746,874 is: 1,641,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,885 : 746,874 = 746,874 : x
  2. Step 2: Convert to fraction form
    339,885/746,874 = 746,874/x
  3. Step 3: Cross multiply
    339,885x = 746,874 × 746,874
  4. Step 4: Simplify right side
    339,885x = 557,820,771,876
  5. Step 5: Solve for x
    x = 557,820,771,876/339,885
  6. Step 6: Final answer
    x = 1,641,204.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.