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Finding the Third Proportional to 3.73 and 5.02

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Solution

The third proportional to 3.73 and 5.02 is: 6.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.73 : 5.02 = 5.02 : x
  2. Step 2: Convert to fraction form
    3.73/5.02 = 5.02/x
  3. Step 3: Cross multiply
    3.73x = 5.02 × 5.02
  4. Step 4: Simplify right side
    3.73x = 25.19
  5. Step 5: Solve for x
    x = 25.19/3.73
  6. Step 6: Final answer
    x = 6.75

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.