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Finding the Third Proportional to 436,668 and 694,372

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Solution

The third proportional to 436,668 and 694,372 is: 1,104,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,668 : 694,372 = 694,372 : x
  2. Step 2: Convert to fraction form
    436,668/694,372 = 694,372/x
  3. Step 3: Cross multiply
    436,668x = 694,372 × 694,372
  4. Step 4: Simplify right side
    436,668x = 482,152,474,384
  5. Step 5: Solve for x
    x = 482,152,474,384/436,668
  6. Step 6: Final answer
    x = 1,104,162.60

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.