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Finding the Fourth Proportional to 592.87, 818.38 and 371.82

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Solution

The fourth proportional to 592.87, 818.38 and 371.82 is: 513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.87 : 818.38 = 371.82 : x
  2. Step 2: Convert to fraction form
    592.87/818.38 = 371.82/x
  3. Step 3: Cross multiply
    592.87x = 818.38 × 371.82
  4. Step 4: Simplify right side
    592.87x = 304,285.63
  5. Step 5: Solve for x
    x = 304,285.63/592.87
  6. Step 6: Final answer
    x = 513.24

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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.