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Finding the Fourth Proportional to 596.21, 822.83 and 344.15

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Solution

The fourth proportional to 596.21, 822.83 and 344.15 is: 474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.21 : 822.83 = 344.15 : x
  2. Step 2: Convert to fraction form
    596.21/822.83 = 344.15/x
  3. Step 3: Cross multiply
    596.21x = 822.83 × 344.15
  4. Step 4: Simplify right side
    596.21x = 283,179.86
  5. Step 5: Solve for x
    x = 283,179.86/596.21
  6. Step 6: Final answer
    x = 474.96

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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.