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Finding the Fourth Proportional to 222,285.68, 333,415.56 and 132,939.44

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Solution

The fourth proportional to 222,285.68, 333,415.56 and 132,939.44 is: 199,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,285.68 : 333,415.56 = 132,939.44 : x
  2. Step 2: Convert to fraction form
    222,285.68/333,415.56 = 132,939.44/x
  3. Step 3: Cross multiply
    222,285.68x = 333,415.56 × 132,939.44
  4. Step 4: Simplify right side
    222,285.68x = 44,324,077,833.69
  5. Step 5: Solve for x
    x = 44,324,077,833.69/222,285.68
  6. Step 6: Final answer
    x = 199,401.41

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1.5x scale

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.