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Finding the Fourth Proportional to 268.82, 373.52 and 265.97

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Solution

The fourth proportional to 268.82, 373.52 and 265.97 is: 369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.82 : 373.52 = 265.97 : x
  2. Step 2: Convert to fraction form
    268.82/373.52 = 265.97/x
  3. Step 3: Cross multiply
    268.82x = 373.52 × 265.97
  4. Step 4: Simplify right side
    268.82x = 99,341.92
  5. Step 5: Solve for x
    x = 99,341.92/268.82
  6. Step 6: Final answer
    x = 369.55

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.