Home / 682,908.60-1,024,362.90-327,739.80

Finding the Fourth Proportional to 682,908.60, 1,024,362.90 and 327,739.80

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Solution

The fourth proportional to 682,908.60, 1,024,362.90 and 327,739.80 is: 491,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,908.60 : 1,024,362.90 = 327,739.80 : x
  2. Step 2: Convert to fraction form
    682,908.60/1,024,362.90 = 327,739.80/x
  3. Step 3: Cross multiply
    682,908.60x = 1,024,362.90 × 327,739.80
  4. Step 4: Simplify right side
    682,908.60x = 335,724,491,973.42
  5. Step 5: Solve for x
    x = 335,724,491,973.42/682,908.60
  6. Step 6: Final answer
    x = 491,609.70

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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.