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Finding the Fourth Proportional to 596.94, 823.78 and 348.42

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Solution

The fourth proportional to 596.94, 823.78 and 348.42 is: 480.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.94 : 823.78 = 348.42 : x
  2. Step 2: Convert to fraction form
    596.94/823.78 = 348.42/x
  3. Step 3: Cross multiply
    596.94x = 823.78 × 348.42
  4. Step 4: Simplify right side
    596.94x = 287,021.43
  5. Step 5: Solve for x
    x = 287,021.43/596.94
  6. Step 6: Final answer
    x = 480.82

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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.