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Finding the Third Proportional to 10.75 and 23

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Solution

The third proportional to 10.75 and 23 is: 49.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.75 : 23 = 23 : x
  2. Step 2: Convert to fraction form
    10.75/23 = 23/x
  3. Step 3: Cross multiply
    10.75x = 23 × 23
  4. Step 4: Simplify right side
    10.75x = 529
  5. Step 5: Solve for x
    x = 529/10.75
  6. Step 6: Final answer
    x = 49.21

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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.