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Finding the Fourth Proportional to 272.06, 375.25 and 240.94

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Solution

The fourth proportional to 272.06, 375.25 and 240.94 is: 332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.06 : 375.25 = 240.94 : x
  2. Step 2: Convert to fraction form
    272.06/375.25 = 240.94/x
  3. Step 3: Cross multiply
    272.06x = 375.25 × 240.94
  4. Step 4: Simplify right side
    272.06x = 90,412.74
  5. Step 5: Solve for x
    x = 90,412.74/272.06
  6. Step 6: Final answer
    x = 332.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.