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Finding the Fourth Proportional to 366.62, 504.20 and 292.82

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Solution

The fourth proportional to 366.62, 504.20 and 292.82 is: 402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.62 : 504.20 = 292.82 : x
  2. Step 2: Convert to fraction form
    366.62/504.20 = 292.82/x
  3. Step 3: Cross multiply
    366.62x = 504.20 × 292.82
  4. Step 4: Simplify right side
    366.62x = 147,639.84
  5. Step 5: Solve for x
    x = 147,639.84/366.62
  6. Step 6: Final answer
    x = 402.71

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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.