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Finding the Third Proportional to 43.43 and 63.36

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Solution

The third proportional to 43.43 and 63.36 is: 92.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.43 : 63.36 = 63.36 : x
  2. Step 2: Convert to fraction form
    43.43/63.36 = 63.36/x
  3. Step 3: Cross multiply
    43.43x = 63.36 × 63.36
  4. Step 4: Simplify right side
    43.43x = 4,014.53
  5. Step 5: Solve for x
    x = 4,014.53/43.43
  6. Step 6: Final answer
    x = 92.44

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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.