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Finding the Fourth Proportional to 564.35, 846.93 and 239.95

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Solution

The fourth proportional to 564.35, 846.93 and 239.95 is: 360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.35 : 846.93 = 239.95 : x
  2. Step 2: Convert to fraction form
    564.35/846.93 = 239.95/x
  3. Step 3: Cross multiply
    564.35x = 846.93 × 239.95
  4. Step 4: Simplify right side
    564.35x = 203,216.62
  5. Step 5: Solve for x
    x = 203,216.62/564.35
  6. Step 6: Final answer
    x = 360.09

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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.