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Finding the Fourth Proportional to 592.78, 818.03 and 344.24

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Solution

The fourth proportional to 592.78, 818.03 and 344.24 is: 475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.78 : 818.03 = 344.24 : x
  2. Step 2: Convert to fraction form
    592.78/818.03 = 344.24/x
  3. Step 3: Cross multiply
    592.78x = 818.03 × 344.24
  4. Step 4: Simplify right side
    592.78x = 281,596.93
  5. Step 5: Solve for x
    x = 281,596.93/592.78
  6. Step 6: Final answer
    x = 475.05

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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.