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Finding the Third Proportional to 10.55 and 22.92

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Solution

The third proportional to 10.55 and 22.92 is: 49.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.55 : 22.92 = 22.92 : x
  2. Step 2: Convert to fraction form
    10.55/22.92 = 22.92/x
  3. Step 3: Cross multiply
    10.55x = 22.92 × 22.92
  4. Step 4: Simplify right side
    10.55x = 525.41
  5. Step 5: Solve for x
    x = 525.41/10.55
  6. Step 6: Final answer
    x = 49.82

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.