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Finding the Fourth Proportional to 564.24, 845.88 and 222.48

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Solution

The fourth proportional to 564.24, 845.88 and 222.48 is: 333.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.24 : 845.88 = 222.48 : x
  2. Step 2: Convert to fraction form
    564.24/845.88 = 222.48/x
  3. Step 3: Cross multiply
    564.24x = 845.88 × 222.48
  4. Step 4: Simplify right side
    564.24x = 188,191.38
  5. Step 5: Solve for x
    x = 188,191.38/564.24
  6. Step 6: Final answer
    x = 333.53

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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.