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Finding the Third Proportional to 5.89 and 15.96

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Solution

The third proportional to 5.89 and 15.96 is: 43.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.89 : 15.96 = 15.96 : x
  2. Step 2: Convert to fraction form
    5.89/15.96 = 15.96/x
  3. Step 3: Cross multiply
    5.89x = 15.96 × 15.96
  4. Step 4: Simplify right side
    5.89x = 254.88
  5. Step 5: Solve for x
    x = 254.88/5.89
  6. Step 6: Final answer
    x = 43.26

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Why These Related Problems?

These problems maintain the same ratio (2.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.