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Finding the Third Proportional to 2.95 and 5.91

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Solution

The third proportional to 2.95 and 5.91 is: 11.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.95 : 5.91 = 5.91 : x
  2. Step 2: Convert to fraction form
    2.95/5.91 = 5.91/x
  3. Step 3: Cross multiply
    2.95x = 5.91 × 5.91
  4. Step 4: Simplify right side
    2.95x = 34.88
  5. Step 5: Solve for x
    x = 34.88/2.95
  6. Step 6: Final answer
    x = 11.81

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Why These Related Problems?

These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.