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Finding the Third Proportional to 3.48 and 7.44

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Solution

The third proportional to 3.48 and 7.44 is: 15.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.48 : 7.44 = 7.44 : x
  2. Step 2: Convert to fraction form
    3.48/7.44 = 7.44/x
  3. Step 3: Cross multiply
    3.48x = 7.44 × 7.44
  4. Step 4: Simplify right side
    3.48x = 55.29
  5. Step 5: Solve for x
    x = 55.29/3.48
  6. Step 6: Final answer
    x = 15.89

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.