Home / 396,581.76-594,709.44-196,828.80

Finding the Fourth Proportional to 396,581.76, 594,709.44 and 196,828.80

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Solution

The fourth proportional to 396,581.76, 594,709.44 and 196,828.80 is: 295,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,581.76 : 594,709.44 = 196,828.80 : x
  2. Step 2: Convert to fraction form
    396,581.76/594,709.44 = 196,828.80/x
  3. Step 3: Cross multiply
    396,581.76x = 594,709.44 × 196,828.80
  4. Step 4: Simplify right side
    396,581.76x = 117,055,945,423.87
  5. Step 5: Solve for x
    x = 117,055,945,423.87/396,581.76
  6. Step 6: Final answer
    x = 295,162.20

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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.