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Finding the Third Proportional to 55.41 and 119.44

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Solution

The third proportional to 55.41 and 119.44 is: 257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.41 : 119.44 = 119.44 : x
  2. Step 2: Convert to fraction form
    55.41/119.44 = 119.44/x
  3. Step 3: Cross multiply
    55.41x = 119.44 × 119.44
  4. Step 4: Simplify right side
    55.41x = 14,265.32
  5. Step 5: Solve for x
    x = 14,265.32/55.41
  6. Step 6: Final answer
    x = 257.47

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.