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Finding the Third Proportional to 2.97 and 7.23

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Solution

The third proportional to 2.97 and 7.23 is: 17.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.97 : 7.23 = 7.23 : x
  2. Step 2: Convert to fraction form
    2.97/7.23 = 7.23/x
  3. Step 3: Cross multiply
    2.97x = 7.23 × 7.23
  4. Step 4: Simplify right side
    2.97x = 52.34
  5. Step 5: Solve for x
    x = 52.34/2.97
  6. Step 6: Final answer
    x = 17.63

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Why These Related Problems?

These problems maintain the same ratio (2.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.