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Finding the Fourth Proportional to 358.29, 537.56 and 150.17

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Solution

The fourth proportional to 358.29, 537.56 and 150.17 is: 225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.29 : 537.56 = 150.17 : x
  2. Step 2: Convert to fraction form
    358.29/537.56 = 150.17/x
  3. Step 3: Cross multiply
    358.29x = 537.56 × 150.17
  4. Step 4: Simplify right side
    358.29x = 80,721.95
  5. Step 5: Solve for x
    x = 80,721.95/358.29
  6. Step 6: Final answer
    x = 225.30

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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.