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Finding the Third Proportional to 609,361 and 1,336,873

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Solution

The third proportional to 609,361 and 1,336,873 is: 2,932,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,361 : 1,336,873 = 1,336,873 : x
  2. Step 2: Convert to fraction form
    609,361/1,336,873 = 1,336,873/x
  3. Step 3: Cross multiply
    609,361x = 1,336,873 × 1,336,873
  4. Step 4: Simplify right side
    609,361x = 1,787,229,418,129
  5. Step 5: Solve for x
    x = 1,787,229,418,129/609,361
  6. Step 6: Final answer
    x = 2,932,956.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.