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Finding the Third Proportional to 241 and 328.75

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Solution

The third proportional to 241 and 328.75 is: 448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    241 : 328.75 = 328.75 : x
  2. Step 2: Convert to fraction form
    241/328.75 = 328.75/x
  3. Step 3: Cross multiply
    241x = 328.75 × 328.75
  4. Step 4: Simplify right side
    241x = 108,076.56
  5. Step 5: Solve for x
    x = 108,076.56/241
  6. Step 6: Final answer
    x = 448.45

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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.