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Finding the Fourth Proportional to 596, 893.64 and 321.92

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Solution

The fourth proportional to 596, 893.64 and 321.92 is: 482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    596 : 893.64 = 321.92 : x
  2. Step 2: Convert to fraction form
    596/893.64 = 321.92/x
  3. Step 3: Cross multiply
    596x = 893.64 × 321.92
  4. Step 4: Simplify right side
    596x = 287,680.59
  5. Step 5: Solve for x
    x = 287,680.59/596
  6. Step 6: Final answer
    x = 482.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.