Home / 950,169.24-1,311,186.78-520,451.28

Finding the Fourth Proportional to 950,169.24, 1,311,186.78 and 520,451.28

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Solution

The fourth proportional to 950,169.24, 1,311,186.78 and 520,451.28 is: 718,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,169.24 : 1,311,186.78 = 520,451.28 : x
  2. Step 2: Convert to fraction form
    950,169.24/1,311,186.78 = 520,451.28/x
  3. Step 3: Cross multiply
    950,169.24x = 1,311,186.78 × 520,451.28
  4. Step 4: Simplify right side
    950,169.24x = 682,408,837,970.08
  5. Step 5: Solve for x
    x = 682,408,837,970.08/950,169.24
  6. Step 6: Final answer
    x = 718,197.15

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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.