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Finding the Third Proportional to 2,046.94 and 3,115.97

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Solution

The third proportional to 2,046.94 and 3,115.97 is: 4,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.94 : 3,115.97 = 3,115.97 : x
  2. Step 2: Convert to fraction form
    2,046.94/3,115.97 = 3,115.97/x
  3. Step 3: Cross multiply
    2,046.94x = 3,115.97 × 3,115.97
  4. Step 4: Simplify right side
    2,046.94x = 9,709,261.25
  5. Step 5: Solve for x
    x = 9,709,261.25/2,046.94
  6. Step 6: Final answer
    x = 4,743.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.