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Finding the Fourth Proportional to 967.24, 1,450.68 and 273.74

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Solution

The fourth proportional to 967.24, 1,450.68 and 273.74 is: 410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.24 : 1,450.68 = 273.74 : x
  2. Step 2: Convert to fraction form
    967.24/1,450.68 = 273.74/x
  3. Step 3: Cross multiply
    967.24x = 1,450.68 × 273.74
  4. Step 4: Simplify right side
    967.24x = 397,113.87
  5. Step 5: Solve for x
    x = 397,113.87/967.24
  6. Step 6: Final answer
    x = 410.56

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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.