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Finding the Fourth Proportional to 598.26, 898.23 and 274.26

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Solution

The fourth proportional to 598.26, 898.23 and 274.26 is: 411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.26 : 898.23 = 274.26 : x
  2. Step 2: Convert to fraction form
    598.26/898.23 = 274.26/x
  3. Step 3: Cross multiply
    598.26x = 898.23 × 274.26
  4. Step 4: Simplify right side
    598.26x = 246,348.56
  5. Step 5: Solve for x
    x = 246,348.56/598.26
  6. Step 6: Final answer
    x = 411.78

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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.