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Finding the Third Proportional to 43.24 and 63.28

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Solution

The third proportional to 43.24 and 63.28 is: 92.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.24 : 63.28 = 63.28 : x
  2. Step 2: Convert to fraction form
    43.24/63.28 = 63.28/x
  3. Step 3: Cross multiply
    43.24x = 63.28 × 63.28
  4. Step 4: Simplify right side
    43.24x = 4,004.52
  5. Step 5: Solve for x
    x = 4,004.52/43.24
  6. Step 6: Final answer
    x = 92.61

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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.