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Finding the Third Proportional to 237.88 and 324.94

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Solution

The third proportional to 237.88 and 324.94 is: 443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.88 : 324.94 = 324.94 : x
  2. Step 2: Convert to fraction form
    237.88/324.94 = 324.94/x
  3. Step 3: Cross multiply
    237.88x = 324.94 × 324.94
  4. Step 4: Simplify right side
    237.88x = 105,584.38
  5. Step 5: Solve for x
    x = 105,584.38/237.88
  6. Step 6: Final answer
    x = 443.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.