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Finding the Third Proportional to 1,469.39 and 3,169.44

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Solution

The third proportional to 1,469.39 and 3,169.44 is: 6,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.39 : 3,169.44 = 3,169.44 : x
  2. Step 2: Convert to fraction form
    1,469.39/3,169.44 = 3,169.44/x
  3. Step 3: Cross multiply
    1,469.39x = 3,169.44 × 3,169.44
  4. Step 4: Simplify right side
    1,469.39x = 10,045,358.83
  5. Step 5: Solve for x
    x = 10,045,358.83/1,469.39
  6. Step 6: Final answer
    x = 6,836.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.