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Finding the Fourth Proportional to 596.20, 893.10 and 379

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Solution

The fourth proportional to 596.20, 893.10 and 379 is: 567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.20 : 893.10 = 379 : x
  2. Step 2: Convert to fraction form
    596.20/893.10 = 379/x
  3. Step 3: Cross multiply
    596.20x = 893.10 × 379
  4. Step 4: Simplify right side
    596.20x = 338,484.90
  5. Step 5: Solve for x
    x = 338,484.90/596.20
  6. Step 6: Final answer
    x = 567.74

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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.