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Finding the Fourth Proportional to 568.02, 850.92 and 372.84

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Solution

The fourth proportional to 568.02, 850.92 and 372.84 is: 558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.02 : 850.92 = 372.84 : x
  2. Step 2: Convert to fraction form
    568.02/850.92 = 372.84/x
  3. Step 3: Cross multiply
    568.02x = 850.92 × 372.84
  4. Step 4: Simplify right side
    568.02x = 317,257.01
  5. Step 5: Solve for x
    x = 317,257.01/568.02
  6. Step 6: Final answer
    x = 558.53

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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.