Home / 361,091.15-498,299.68-199,942.73

Finding the Fourth Proportional to 361,091.15, 498,299.68 and 199,942.73

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Solution

The fourth proportional to 361,091.15, 498,299.68 and 199,942.73 is: 275,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,091.15 : 498,299.68 = 199,942.73 : x
  2. Step 2: Convert to fraction form
    361,091.15/498,299.68 = 199,942.73/x
  3. Step 3: Cross multiply
    361,091.15x = 498,299.68 × 199,942.73
  4. Step 4: Simplify right side
    361,091.15x = 99,631,398,004.38
  5. Step 5: Solve for x
    x = 99,631,398,004.38/361,091.15
  6. Step 6: Final answer
    x = 275,917.59

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1.5x scale

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.