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Finding the Fourth Proportional to 592.62, 818.18 and 382.87

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Solution

The fourth proportional to 592.62, 818.18 and 382.87 is: 528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.62 : 818.18 = 382.87 : x
  2. Step 2: Convert to fraction form
    592.62/818.18 = 382.87/x
  3. Step 3: Cross multiply
    592.62x = 818.18 × 382.87
  4. Step 4: Simplify right side
    592.62x = 313,256.58
  5. Step 5: Solve for x
    x = 313,256.58/592.62
  6. Step 6: Final answer
    x = 528.60

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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.