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Finding the Third Proportional to 29 and 73.38

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Solution

The third proportional to 29 and 73.38 is: 185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29 : 73.38 = 73.38 : x
  2. Step 2: Convert to fraction form
    29/73.38 = 73.38/x
  3. Step 3: Cross multiply
    29x = 73.38 × 73.38
  4. Step 4: Simplify right side
    29x = 5,383.89
  5. Step 5: Solve for x
    x = 5,383.89/29
  6. Step 6: Final answer
    x = 185.65

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Why These Related Problems?

These problems maintain the same ratio (2.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.