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Finding the Fourth Proportional to 568.87, 785.04 and 332.98

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Solution

The fourth proportional to 568.87, 785.04 and 332.98 is: 459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.87 : 785.04 = 332.98 : x
  2. Step 2: Convert to fraction form
    568.87/785.04 = 332.98/x
  3. Step 3: Cross multiply
    568.87x = 785.04 × 332.98
  4. Step 4: Simplify right side
    568.87x = 261,402.62
  5. Step 5: Solve for x
    x = 261,402.62/568.87
  6. Step 6: Final answer
    x = 459.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.