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Finding the Fourth Proportional to 358.41, 537.15 and 236.76

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Solution

The fourth proportional to 358.41, 537.15 and 236.76 is: 354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.41 : 537.15 = 236.76 : x
  2. Step 2: Convert to fraction form
    358.41/537.15 = 236.76/x
  3. Step 3: Cross multiply
    358.41x = 537.15 × 236.76
  4. Step 4: Simplify right side
    358.41x = 127,175.63
  5. Step 5: Solve for x
    x = 127,175.63/358.41
  6. Step 6: Final answer
    x = 354.83

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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.