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Finding the Fourth Proportional to 598.48, 898.22 and 273.88

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Solution

The fourth proportional to 598.48, 898.22 and 273.88 is: 411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.48 : 898.22 = 273.88 : x
  2. Step 2: Convert to fraction form
    598.48/898.22 = 273.88/x
  3. Step 3: Cross multiply
    598.48x = 898.22 × 273.88
  4. Step 4: Simplify right side
    598.48x = 246,004.49
  5. Step 5: Solve for x
    x = 246,004.49/598.48
  6. Step 6: Final answer
    x = 411.05

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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.