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Finding the Fourth Proportional to 568.22, 852.61 and 294.31

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Solution

The fourth proportional to 568.22, 852.61 and 294.31 is: 441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.22 : 852.61 = 294.31 : x
  2. Step 2: Convert to fraction form
    568.22/852.61 = 294.31/x
  3. Step 3: Cross multiply
    568.22x = 852.61 × 294.31
  4. Step 4: Simplify right side
    568.22x = 250,927.39
  5. Step 5: Solve for x
    x = 250,927.39/568.22
  6. Step 6: Final answer
    x = 441.60

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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.