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Finding the Fourth Proportional to 358,059.37, 494,112.06 and 196,914.42

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Solution

The fourth proportional to 358,059.37, 494,112.06 and 196,914.42 is: 271,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,059.37 : 494,112.06 = 196,914.42 : x
  2. Step 2: Convert to fraction form
    358,059.37/494,112.06 = 196,914.42/x
  3. Step 3: Cross multiply
    358,059.37x = 494,112.06 × 196,914.42
  4. Step 4: Simplify right side
    358,059.37x = 97,297,789,709.91
  5. Step 5: Solve for x
    x = 97,297,789,709.91/358,059.37
  6. Step 6: Final answer
    x = 271,736.47

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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.