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Finding the Third Proportional to 41.34 and 56.95

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Solution

The third proportional to 41.34 and 56.95 is: 78.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.34 : 56.95 = 56.95 : x
  2. Step 2: Convert to fraction form
    41.34/56.95 = 56.95/x
  3. Step 3: Cross multiply
    41.34x = 56.95 × 56.95
  4. Step 4: Simplify right side
    41.34x = 3,243.66
  5. Step 5: Solve for x
    x = 3,243.66/41.34
  6. Step 6: Final answer
    x = 78.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.