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Finding the Fourth Proportional to 564.04, 846.24 and 239.42

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Solution

The fourth proportional to 564.04, 846.24 and 239.42 is: 359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.04 : 846.24 = 239.42 : x
  2. Step 2: Convert to fraction form
    564.04/846.24 = 239.42/x
  3. Step 3: Cross multiply
    564.04x = 846.24 × 239.42
  4. Step 4: Simplify right side
    564.04x = 202,606.78
  5. Step 5: Solve for x
    x = 202,606.78/564.04
  6. Step 6: Final answer
    x = 359.21

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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.