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Finding the Fourth Proportional to 358,094.88, 494,183.04 and 196,956

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Solution

The fourth proportional to 358,094.88, 494,183.04 and 196,956 is: 271,805.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,094.88 : 494,183.04 = 196,956 : x
  2. Step 2: Convert to fraction form
    358,094.88/494,183.04 = 196,956/x
  3. Step 3: Cross multiply
    358,094.88x = 494,183.04 × 196,956
  4. Step 4: Simplify right side
    358,094.88x = 97,332,314,826.24
  5. Step 5: Solve for x
    x = 97,332,314,826.24/358,094.88
  6. Step 6: Final answer
    x = 271,805.94

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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.