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Finding the Fourth Proportional to 592.09, 817.17 and 343.44

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Solution

The fourth proportional to 592.09, 817.17 and 343.44 is: 474.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.09 : 817.17 = 343.44 : x
  2. Step 2: Convert to fraction form
    592.09/817.17 = 343.44/x
  3. Step 3: Cross multiply
    592.09x = 817.17 × 343.44
  4. Step 4: Simplify right side
    592.09x = 280,648.86
  5. Step 5: Solve for x
    x = 280,648.86/592.09
  6. Step 6: Final answer
    x = 474.00

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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.