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Finding the Third Proportional to 5.92 and 6.99

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Solution

The third proportional to 5.92 and 6.99 is: 8.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.92 : 6.99 = 6.99 : x
  2. Step 2: Convert to fraction form
    5.92/6.99 = 6.99/x
  3. Step 3: Cross multiply
    5.92x = 6.99 × 6.99
  4. Step 4: Simplify right side
    5.92x = 48.82
  5. Step 5: Solve for x
    x = 48.82/5.92
  6. Step 6: Final answer
    x = 8.24

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.