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Finding the Fourth Proportional to 568.14, 852.12 and 202.86

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Solution

The fourth proportional to 568.14, 852.12 and 202.86 is: 304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.14 : 852.12 = 202.86 : x
  2. Step 2: Convert to fraction form
    568.14/852.12 = 202.86/x
  3. Step 3: Cross multiply
    568.14x = 852.12 × 202.86
  4. Step 4: Simplify right side
    568.14x = 172,861.06
  5. Step 5: Solve for x
    x = 172,861.06/568.14
  6. Step 6: Final answer
    x = 304.26

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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.