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Finding the Fourth Proportional to 329,930.43, 494,895.46 and 119,568.03

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Solution

The fourth proportional to 329,930.43, 494,895.46 and 119,568.03 is: 179,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,930.43 : 494,895.46 = 119,568.03 : x
  2. Step 2: Convert to fraction form
    329,930.43/494,895.46 = 119,568.03/x
  3. Step 3: Cross multiply
    329,930.43x = 494,895.46 × 119,568.03
  4. Step 4: Simplify right side
    329,930.43x = 59,173,675,208.14
  5. Step 5: Solve for x
    x = 59,173,675,208.14/329,930.43
  6. Step 6: Final answer
    x = 179,351.98

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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.