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Finding the Fourth Proportional to 974.70, 1,462.05 and 244.27

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Solution

The fourth proportional to 974.70, 1,462.05 and 244.27 is: 366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    974.70 : 1,462.05 = 244.27 : x
  2. Step 2: Convert to fraction form
    974.70/1,462.05 = 244.27/x
  3. Step 3: Cross multiply
    974.70x = 1,462.05 × 244.27
  4. Step 4: Simplify right side
    974.70x = 357,134.95
  5. Step 5: Solve for x
    x = 357,134.95/974.70
  6. Step 6: Final answer
    x = 366.41

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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.