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Finding the Fourth Proportional to 367.83, 551.40 and 237.93

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Solution

The fourth proportional to 367.83, 551.40 and 237.93 is: 356.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.83 : 551.40 = 237.93 : x
  2. Step 2: Convert to fraction form
    367.83/551.40 = 237.93/x
  3. Step 3: Cross multiply
    367.83x = 551.40 × 237.93
  4. Step 4: Simplify right side
    367.83x = 131,194.60
  5. Step 5: Solve for x
    x = 131,194.60/367.83
  6. Step 6: Final answer
    x = 356.67

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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.