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Finding the Fourth Proportional to 366.12, 551.17 and 333.82

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Solution

The fourth proportional to 366.12, 551.17 and 333.82 is: 502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.12 : 551.17 = 333.82 : x
  2. Step 2: Convert to fraction form
    366.12/551.17 = 333.82/x
  3. Step 3: Cross multiply
    366.12x = 551.17 × 333.82
  4. Step 4: Simplify right side
    366.12x = 183,992.68
  5. Step 5: Solve for x
    x = 183,992.68/366.12
  6. Step 6: Final answer
    x = 502.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.