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Finding the Fourth Proportional to 568.88, 853.04 and 294.96

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Solution

The fourth proportional to 568.88, 853.04 and 294.96 is: 442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.88 : 853.04 = 294.96 : x
  2. Step 2: Convert to fraction form
    568.88/853.04 = 294.96/x
  3. Step 3: Cross multiply
    568.88x = 853.04 × 294.96
  4. Step 4: Simplify right side
    568.88x = 251,612.68
  5. Step 5: Solve for x
    x = 251,612.68/568.88
  6. Step 6: Final answer
    x = 442.29

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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.