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Finding the Fourth Proportional to 596.44, 893.88 and 287.68

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Solution

The fourth proportional to 596.44, 893.88 and 287.68 is: 431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.44 : 893.88 = 287.68 : x
  2. Step 2: Convert to fraction form
    596.44/893.88 = 287.68/x
  3. Step 3: Cross multiply
    596.44x = 893.88 × 287.68
  4. Step 4: Simplify right side
    596.44x = 257,151.40
  5. Step 5: Solve for x
    x = 257,151.40/596.44
  6. Step 6: Final answer
    x = 431.14

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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.