Home / 809,163.55-1,116,640.22-446,587.41

Finding the Fourth Proportional to 809,163.55, 1,116,640.22 and 446,587.41

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Solution

The fourth proportional to 809,163.55, 1,116,640.22 and 446,587.41 is: 616,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,163.55 : 1,116,640.22 = 446,587.41 : x
  2. Step 2: Convert to fraction form
    809,163.55/1,116,640.22 = 446,587.41/x
  3. Step 3: Cross multiply
    809,163.55x = 1,116,640.22 × 446,587.41
  4. Step 4: Simplify right side
    809,163.55x = 498,677,465,706.09
  5. Step 5: Solve for x
    x = 498,677,465,706.09/809,163.55
  6. Step 6: Final answer
    x = 616,287.60

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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.