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Finding the Fourth Proportional to 564.60, 847.16 and 240.16

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Solution

The fourth proportional to 564.60, 847.16 and 240.16 is: 360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.60 : 847.16 = 240.16 : x
  2. Step 2: Convert to fraction form
    564.60/847.16 = 240.16/x
  3. Step 3: Cross multiply
    564.60x = 847.16 × 240.16
  4. Step 4: Simplify right side
    564.60x = 203,453.95
  5. Step 5: Solve for x
    x = 203,453.95/564.60
  6. Step 6: Final answer
    x = 360.35

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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.