Home / 950,163.72-1,311,226.50-520,451.04

Finding the Fourth Proportional to 950,163.72, 1,311,226.50 and 520,451.04

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Solution

The fourth proportional to 950,163.72, 1,311,226.50 and 520,451.04 is: 718,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,163.72 : 1,311,226.50 = 520,451.04 : x
  2. Step 2: Convert to fraction form
    950,163.72/1,311,226.50 = 520,451.04/x
  3. Step 3: Cross multiply
    950,163.72x = 1,311,226.50 × 520,451.04
  4. Step 4: Simplify right side
    950,163.72x = 682,429,195,600.56
  5. Step 5: Solve for x
    x = 682,429,195,600.56/950,163.72
  6. Step 6: Final answer
    x = 718,222.75

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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.