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Finding the Third Proportional to 23.47 and 34.29

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Solution

The third proportional to 23.47 and 34.29 is: 50.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.47 : 34.29 = 34.29 : x
  2. Step 2: Convert to fraction form
    23.47/34.29 = 34.29/x
  3. Step 3: Cross multiply
    23.47x = 34.29 × 34.29
  4. Step 4: Simplify right side
    23.47x = 1,175.84
  5. Step 5: Solve for x
    x = 1,175.84/23.47
  6. Step 6: Final answer
    x = 50.09

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.