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Finding the Third Proportional to 34 and 48

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Solution

The third proportional to 34 and 48 is: 67.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34 : 48 = 48 : x
  2. Step 2: Convert to fraction form
    34/48 = 48/x
  3. Step 3: Cross multiply
    34x = 48 × 48
  4. Step 4: Simplify right side
    34x = 2,304
  5. Step 5: Solve for x
    x = 2,304/34
  6. Step 6: Final answer
    x = 67.76

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.