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Finding the Third Proportional to 787,446 and 1,719,234

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Solution

The third proportional to 787,446 and 1,719,234 is: 3,753,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,446 : 1,719,234 = 1,719,234 : x
  2. Step 2: Convert to fraction form
    787,446/1,719,234 = 1,719,234/x
  3. Step 3: Cross multiply
    787,446x = 1,719,234 × 1,719,234
  4. Step 4: Simplify right side
    787,446x = 2,955,765,546,756
  5. Step 5: Solve for x
    x = 2,955,765,546,756/787,446
  6. Step 6: Final answer
    x = 3,753,610.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.