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Finding the Fourth Proportional to 396,662.36, 595,110.19 and 159,883.16

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Solution

The fourth proportional to 396,662.36, 595,110.19 and 159,883.16 is: 239,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,662.36 : 595,110.19 = 159,883.16 : x
  2. Step 2: Convert to fraction form
    396,662.36/595,110.19 = 159,883.16/x
  3. Step 3: Cross multiply
    396,662.36x = 595,110.19 × 159,883.16
  4. Step 4: Simplify right side
    396,662.36x = 95,148,097,725.40
  5. Step 5: Solve for x
    x = 95,148,097,725.40/396,662.36
  6. Step 6: Final answer
    x = 239,871.76

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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.