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Finding the Fourth Proportional to 263.89, 363.79 and 184.96

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Solution

The fourth proportional to 263.89, 363.79 and 184.96 is: 254.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.89 : 363.79 = 184.96 : x
  2. Step 2: Convert to fraction form
    263.89/363.79 = 184.96/x
  3. Step 3: Cross multiply
    263.89x = 363.79 × 184.96
  4. Step 4: Simplify right side
    263.89x = 67,285.67
  5. Step 5: Solve for x
    x = 67,285.67/263.89
  6. Step 6: Final answer
    x = 254.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.