Home / 809,273.37-1,116,791.09-446,697.18

Finding the Fourth Proportional to 809,273.37, 1,116,791.09 and 446,697.18

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Solution

The fourth proportional to 809,273.37, 1,116,791.09 and 446,697.18 is: 616,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,273.37 : 1,116,791.09 = 446,697.18 : x
  2. Step 2: Convert to fraction form
    809,273.37/1,116,791.09 = 446,697.18/x
  3. Step 3: Cross multiply
    809,273.37x = 1,116,791.09 × 446,697.18
  4. Step 4: Simplify right side
    809,273.37x = 498,867,431,110.62
  5. Step 5: Solve for x
    x = 498,867,431,110.62/809,273.37
  6. Step 6: Final answer
    x = 616,438.71

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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.