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Finding the Fourth Proportional to 467.82, 701.50 and 159.57

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Solution

The fourth proportional to 467.82, 701.50 and 159.57 is: 239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.82 : 701.50 = 159.57 : x
  2. Step 2: Convert to fraction form
    467.82/701.50 = 159.57/x
  3. Step 3: Cross multiply
    467.82x = 701.50 × 159.57
  4. Step 4: Simplify right side
    467.82x = 111,938.36
  5. Step 5: Solve for x
    x = 111,938.36/467.82
  6. Step 6: Final answer
    x = 239.28

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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.