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Finding the Third Proportional to 1,412.44 and 2,149.03

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Solution

The third proportional to 1,412.44 and 2,149.03 is: 3,269.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412.44 : 2,149.03 = 2,149.03 : x
  2. Step 2: Convert to fraction form
    1,412.44/2,149.03 = 2,149.03/x
  3. Step 3: Cross multiply
    1,412.44x = 2,149.03 × 2,149.03
  4. Step 4: Simplify right side
    1,412.44x = 4,618,335.31
  5. Step 5: Solve for x
    x = 4,618,335.31/1,412.44
  6. Step 6: Final answer
    x = 3,269.76

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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.