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Finding the Third Proportional to 54.11 and 119.60

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Solution

The third proportional to 54.11 and 119.60 is: 264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54.11 : 119.60 = 119.60 : x
  2. Step 2: Convert to fraction form
    54.11/119.60 = 119.60/x
  3. Step 3: Cross multiply
    54.11x = 119.60 × 119.60
  4. Step 4: Simplify right side
    54.11x = 14,304.53
  5. Step 5: Solve for x
    x = 14,304.53/54.11
  6. Step 6: Final answer
    x = 264.38

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.