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Finding the Fourth Proportional to 222, 333.13 and 119.29

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Solution

The fourth proportional to 222, 333.13 and 119.29 is: 179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222 : 333.13 = 119.29 : x
  2. Step 2: Convert to fraction form
    222/333.13 = 119.29/x
  3. Step 3: Cross multiply
    222x = 333.13 × 119.29
  4. Step 4: Simplify right side
    222x = 39,737.95
  5. Step 5: Solve for x
    x = 39,737.95/222
  6. Step 6: Final answer
    x = 179.00

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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.