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Finding the Third Proportional to 3.59 and 5.41

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Solution

The third proportional to 3.59 and 5.41 is: 8.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.59 : 5.41 = 5.41 : x
  2. Step 2: Convert to fraction form
    3.59/5.41 = 5.41/x
  3. Step 3: Cross multiply
    3.59x = 5.41 × 5.41
  4. Step 4: Simplify right side
    3.59x = 29.31
  5. Step 5: Solve for x
    x = 29.31/3.59
  6. Step 6: Final answer
    x = 8.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.