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Finding the Fourth Proportional to 323,333.56, 446,129.94 and 196,040.44

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Solution

The fourth proportional to 323,333.56, 446,129.94 and 196,040.44 is: 270,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,333.56 : 446,129.94 = 196,040.44 : x
  2. Step 2: Convert to fraction form
    323,333.56/446,129.94 = 196,040.44/x
  3. Step 3: Cross multiply
    323,333.56x = 446,129.94 × 196,040.44
  4. Step 4: Simplify right side
    323,333.56x = 87,459,509,734.77
  5. Step 5: Solve for x
    x = 87,459,509,734.77/323,333.56
  6. Step 6: Final answer
    x = 270,493.14

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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.