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Finding the Third Proportional to 250.88 and 340.75

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Solution

The third proportional to 250.88 and 340.75 is: 462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.88 : 340.75 = 340.75 : x
  2. Step 2: Convert to fraction form
    250.88/340.75 = 340.75/x
  3. Step 3: Cross multiply
    250.88x = 340.75 × 340.75
  4. Step 4: Simplify right side
    250.88x = 116,110.56
  5. Step 5: Solve for x
    x = 116,110.56/250.88
  6. Step 6: Final answer
    x = 462.82

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.