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Finding the Third Proportional to 201.38 and 246.38

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Solution

The third proportional to 201.38 and 246.38 is: 301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.38 : 246.38 = 246.38 : x
  2. Step 2: Convert to fraction form
    201.38/246.38 = 246.38/x
  3. Step 3: Cross multiply
    201.38x = 246.38 × 246.38
  4. Step 4: Simplify right side
    201.38x = 60,700.64
  5. Step 5: Solve for x
    x = 60,700.64/201.38
  6. Step 6: Final answer
    x = 301.43

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.