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Finding the Fourth Proportional to 222.78, 334.83 and 184.50

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Solution

The fourth proportional to 222.78, 334.83 and 184.50 is: 277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.78 : 334.83 = 184.50 : x
  2. Step 2: Convert to fraction form
    222.78/334.83 = 184.50/x
  3. Step 3: Cross multiply
    222.78x = 334.83 × 184.50
  4. Step 4: Simplify right side
    222.78x = 61,776.21
  5. Step 5: Solve for x
    x = 61,776.21/222.78
  6. Step 6: Final answer
    x = 277.30

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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.