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Finding the Third Proportional to 598,649 and 1,285,873

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Solution

The third proportional to 598,649 and 1,285,873 is: 2,762,001.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,649 : 1,285,873 = 1,285,873 : x
  2. Step 2: Convert to fraction form
    598,649/1,285,873 = 1,285,873/x
  3. Step 3: Cross multiply
    598,649x = 1,285,873 × 1,285,873
  4. Step 4: Simplify right side
    598,649x = 1,653,469,372,129
  5. Step 5: Solve for x
    x = 1,653,469,372,129/598,649
  6. Step 6: Final answer
    x = 2,762,001.39

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.