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Finding the Fourth Proportional to 223.39, 308.17 and 184.11

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Solution

The fourth proportional to 223.39, 308.17 and 184.11 is: 253.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    223.39 : 308.17 = 184.11 : x
  2. Step 2: Convert to fraction form
    223.39/308.17 = 184.11/x
  3. Step 3: Cross multiply
    223.39x = 308.17 × 184.11
  4. Step 4: Simplify right side
    223.39x = 56,737.18
  5. Step 5: Solve for x
    x = 56,737.18/223.39
  6. Step 6: Final answer
    x = 253.98

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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.