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Finding the Third Proportional to 5.44 and 12.19

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Solution

The third proportional to 5.44 and 12.19 is: 27.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.44 : 12.19 = 12.19 : x
  2. Step 2: Convert to fraction form
    5.44/12.19 = 12.19/x
  3. Step 3: Cross multiply
    5.44x = 12.19 × 12.19
  4. Step 4: Simplify right side
    5.44x = 148.54
  5. Step 5: Solve for x
    x = 148.54/5.44
  6. Step 6: Final answer
    x = 27.32

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.