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Finding the Third Proportional to 2.77 and 5.97

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Solution

The third proportional to 2.77 and 5.97 is: 12.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.77 : 5.97 = 5.97 : x
  2. Step 2: Convert to fraction form
    2.77/5.97 = 5.97/x
  3. Step 3: Cross multiply
    2.77x = 5.97 × 5.97
  4. Step 4: Simplify right side
    2.77x = 35.59
  5. Step 5: Solve for x
    x = 35.59/2.77
  6. Step 6: Final answer
    x = 12.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.