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Finding the Third Proportional to 14.45 and 27.42

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Solution

The third proportional to 14.45 and 27.42 is: 52.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.45 : 27.42 = 27.42 : x
  2. Step 2: Convert to fraction form
    14.45/27.42 = 27.42/x
  3. Step 3: Cross multiply
    14.45x = 27.42 × 27.42
  4. Step 4: Simplify right side
    14.45x = 751.96
  5. Step 5: Solve for x
    x = 751.96/14.45
  6. Step 6: Final answer
    x = 52.04

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.