Home / 300,227.23-414,235.78-179,315.29

Finding the Fourth Proportional to 300,227.23, 414,235.78 and 179,315.29

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Solution

The fourth proportional to 300,227.23, 414,235.78 and 179,315.29 is: 247,408.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,227.23 : 414,235.78 = 179,315.29 : x
  2. Step 2: Convert to fraction form
    300,227.23/414,235.78 = 179,315.29/x
  3. Step 3: Cross multiply
    300,227.23x = 414,235.78 × 179,315.29
  4. Step 4: Simplify right side
    300,227.23x = 74,278,809,019.08
  5. Step 5: Solve for x
    x = 74,278,809,019.08/300,227.23
  6. Step 6: Final answer
    x = 247,408.63

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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.