Home / 682,131.58-1,023,022.82-202,247.18

Finding the Fourth Proportional to 682,131.58, 1,023,022.82 and 202,247.18

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Solution

The fourth proportional to 682,131.58, 1,023,022.82 and 202,247.18 is: 303,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,131.58 : 1,023,022.82 = 202,247.18 : x
  2. Step 2: Convert to fraction form
    682,131.58/1,023,022.82 = 202,247.18/x
  3. Step 3: Cross multiply
    682,131.58x = 1,023,022.82 × 202,247.18
  4. Step 4: Simplify right side
    682,131.58x = 206,903,480,420.65
  5. Step 5: Solve for x
    x = 206,903,480,420.65/682,131.58
  6. Step 6: Final answer
    x = 303,319.02

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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.