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Finding the Fourth Proportional to 596.27, 893.75 and 287.91

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Solution

The fourth proportional to 596.27, 893.75 and 287.91 is: 431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.27 : 893.75 = 287.91 : x
  2. Step 2: Convert to fraction form
    596.27/893.75 = 287.91/x
  3. Step 3: Cross multiply
    596.27x = 893.75 × 287.91
  4. Step 4: Simplify right side
    596.27x = 257,315.09
  5. Step 5: Solve for x
    x = 257,315.09/596.27
  6. Step 6: Final answer
    x = 431.54

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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.