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Finding the Fourth Proportional to 598.94, 898.42 and 166.11

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Solution

The fourth proportional to 598.94, 898.42 and 166.11 is: 249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.94 : 898.42 = 166.11 : x
  2. Step 2: Convert to fraction form
    598.94/898.42 = 166.11/x
  3. Step 3: Cross multiply
    598.94x = 898.42 × 166.11
  4. Step 4: Simplify right side
    598.94x = 149,232.05
  5. Step 5: Solve for x
    x = 149,232.05/598.94
  6. Step 6: Final answer
    x = 249.16

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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.