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Finding the Fourth Proportional to 564.66, 847.34 and 301.34

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Solution

The fourth proportional to 564.66, 847.34 and 301.34 is: 452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.66 : 847.34 = 301.34 : x
  2. Step 2: Convert to fraction form
    564.66/847.34 = 301.34/x
  3. Step 3: Cross multiply
    564.66x = 847.34 × 301.34
  4. Step 4: Simplify right side
    564.66x = 255,337.44
  5. Step 5: Solve for x
    x = 255,337.44/564.66
  6. Step 6: Final answer
    x = 452.20

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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.