Home / 396,143.82-594,314.01-196,558.38

Finding the Fourth Proportional to 396,143.82, 594,314.01 and 196,558.38

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Solution

The fourth proportional to 396,143.82, 594,314.01 and 196,558.38 is: 294,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,143.82 : 594,314.01 = 196,558.38 : x
  2. Step 2: Convert to fraction form
    396,143.82/594,314.01 = 196,558.38/x
  3. Step 3: Cross multiply
    396,143.82x = 594,314.01 × 196,558.38
  4. Step 4: Simplify right side
    396,143.82x = 116,817,399,016.90
  5. Step 5: Solve for x
    x = 116,817,399,016.90/396,143.82
  6. Step 6: Final answer
    x = 294,886.33

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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.