Home / 361,928.67-499,462.16-200,783.73

Finding the Fourth Proportional to 361,928.67, 499,462.16 and 200,783.73

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Solution

The fourth proportional to 361,928.67, 499,462.16 and 200,783.73 is: 277,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,928.67 : 499,462.16 = 200,783.73 : x
  2. Step 2: Convert to fraction form
    361,928.67/499,462.16 = 200,783.73/x
  3. Step 3: Cross multiply
    361,928.67x = 499,462.16 × 200,783.73
  4. Step 4: Simplify right side
    361,928.67x = 100,283,874,474.74
  5. Step 5: Solve for x
    x = 100,283,874,474.74/361,928.67
  6. Step 6: Final answer
    x = 277,081.87

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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.