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Finding the Fourth Proportional to 568.62, 853.05 and 294.84

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Solution

The fourth proportional to 568.62, 853.05 and 294.84 is: 442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.62 : 853.05 = 294.84 : x
  2. Step 2: Convert to fraction form
    568.62/853.05 = 294.84/x
  3. Step 3: Cross multiply
    568.62x = 853.05 × 294.84
  4. Step 4: Simplify right side
    568.62x = 251,513.26
  5. Step 5: Solve for x
    x = 251,513.26/568.62
  6. Step 6: Final answer
    x = 442.32

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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.