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Finding the Third Proportional to 7.53 and 16.49

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Solution

The third proportional to 7.53 and 16.49 is: 36.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.53 : 16.49 = 16.49 : x
  2. Step 2: Convert to fraction form
    7.53/16.49 = 16.49/x
  3. Step 3: Cross multiply
    7.53x = 16.49 × 16.49
  4. Step 4: Simplify right side
    7.53x = 271.84
  5. Step 5: Solve for x
    x = 271.84/7.53
  6. Step 6: Final answer
    x = 36.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.