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Finding the Fourth Proportional to 222.12, 332.73 and 183.87

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Solution

The fourth proportional to 222.12, 332.73 and 183.87 is: 275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    222.12 : 332.73 = 183.87 : x
  2. Step 2: Convert to fraction form
    222.12/332.73 = 183.87/x
  3. Step 3: Cross multiply
    222.12x = 332.73 × 183.87
  4. Step 4: Simplify right side
    222.12x = 61,179.07
  5. Step 5: Solve for x
    x = 61,179.07/222.12
  6. Step 6: Final answer
    x = 275.43

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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.