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Finding the Fourth Proportional to 466.28, 699.33 and 158.11

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Solution

The fourth proportional to 466.28, 699.33 and 158.11 is: 237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.28 : 699.33 = 158.11 : x
  2. Step 2: Convert to fraction form
    466.28/699.33 = 158.11/x
  3. Step 3: Cross multiply
    466.28x = 699.33 × 158.11
  4. Step 4: Simplify right side
    466.28x = 110,567.57
  5. Step 5: Solve for x
    x = 110,567.57/466.28
  6. Step 6: Final answer
    x = 237.13

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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.