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Finding the Fourth Proportional to 564.96, 847.64 and 240.36

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Solution

The fourth proportional to 564.96, 847.64 and 240.36 is: 360.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.96 : 847.64 = 240.36 : x
  2. Step 2: Convert to fraction form
    564.96/847.64 = 240.36/x
  3. Step 3: Cross multiply
    564.96x = 847.64 × 240.36
  4. Step 4: Simplify right side
    564.96x = 203,738.75
  5. Step 5: Solve for x
    x = 203,738.75/564.96
  6. Step 6: Final answer
    x = 360.63

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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.