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Finding the Third Proportional to 1,086,257.25 and 2,312,847

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Solution

The third proportional to 1,086,257.25 and 2,312,847 is: 4,924,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,257.25 : 2,312,847 = 2,312,847 : x
  2. Step 2: Convert to fraction form
    1,086,257.25/2,312,847 = 2,312,847/x
  3. Step 3: Cross multiply
    1,086,257.25x = 2,312,847 × 2,312,847
  4. Step 4: Simplify right side
    1,086,257.25x = 5,349,261,245,409
  5. Step 5: Solve for x
    x = 5,349,261,245,409/1,086,257.25
  6. Step 6: Final answer
    x = 4,924,488.42

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.