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Finding the Fourth Proportional to 230.86, 346.11 and 182.98

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Solution

The fourth proportional to 230.86, 346.11 and 182.98 is: 274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.86 : 346.11 = 182.98 : x
  2. Step 2: Convert to fraction form
    230.86/346.11 = 182.98/x
  3. Step 3: Cross multiply
    230.86x = 346.11 × 182.98
  4. Step 4: Simplify right side
    230.86x = 63,331.21
  5. Step 5: Solve for x
    x = 63,331.21/230.86
  6. Step 6: Final answer
    x = 274.33

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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.