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Finding the Third Proportional to 6.94 and 9.37

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Solution

The third proportional to 6.94 and 9.37 is: 12.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.94 : 9.37 = 9.37 : x
  2. Step 2: Convert to fraction form
    6.94/9.37 = 9.37/x
  3. Step 3: Cross multiply
    6.94x = 9.37 × 9.37
  4. Step 4: Simplify right side
    6.94x = 87.86
  5. Step 5: Solve for x
    x = 87.86/6.94
  6. Step 6: Final answer
    x = 12.65

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.