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Finding the Fourth Proportional to 598.88, 898 and 274.04

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Solution

The fourth proportional to 598.88, 898 and 274.04 is: 410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.88 : 898 = 274.04 : x
  2. Step 2: Convert to fraction form
    598.88/898 = 274.04/x
  3. Step 3: Cross multiply
    598.88x = 898 × 274.04
  4. Step 4: Simplify right side
    598.88x = 246,087.92
  5. Step 5: Solve for x
    x = 246,087.92/598.88
  6. Step 6: Final answer
    x = 410.91

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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.