Home / 682,237.94-1,023,359.32-208,921.22

Finding the Fourth Proportional to 682,237.94, 1,023,359.32 and 208,921.22

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Solution

The fourth proportional to 682,237.94, 1,023,359.32 and 208,921.22 is: 313,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,237.94 : 1,023,359.32 = 208,921.22 : x
  2. Step 2: Convert to fraction form
    682,237.94/1,023,359.32 = 208,921.22/x
  3. Step 3: Cross multiply
    682,237.94x = 1,023,359.32 × 208,921.22
  4. Step 4: Simplify right side
    682,237.94x = 213,801,477,632.77
  5. Step 5: Solve for x
    x = 213,801,477,632.77/682,237.94
  6. Step 6: Final answer
    x = 313,382.57

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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.