Home / 681,520.44-1,022,291.34-201,796.92

Finding the Fourth Proportional to 681,520.44, 1,022,291.34 and 201,796.92

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Solution

The fourth proportional to 681,520.44, 1,022,291.34 and 201,796.92 is: 302,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,520.44 : 1,022,291.34 = 201,796.92 : x
  2. Step 2: Convert to fraction form
    681,520.44/1,022,291.34 = 201,796.92/x
  3. Step 3: Cross multiply
    681,520.44x = 1,022,291.34 × 201,796.92
  4. Step 4: Simplify right side
    681,520.44x = 206,295,243,754.67
  5. Step 5: Solve for x
    x = 206,295,243,754.67/681,520.44
  6. Step 6: Final answer
    x = 302,698.54

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Double scale
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Similar ratio
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1.5x scale

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.