Home / 886,917.20-1,330,375.80-222,069.20

Finding the Fourth Proportional to 886,917.20, 1,330,375.80 and 222,069.20

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Solution

The fourth proportional to 886,917.20, 1,330,375.80 and 222,069.20 is: 333,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,917.20 : 1,330,375.80 = 222,069.20 : x
  2. Step 2: Convert to fraction form
    886,917.20/1,330,375.80 = 222,069.20/x
  3. Step 3: Cross multiply
    886,917.20x = 1,330,375.80 × 222,069.20
  4. Step 4: Simplify right side
    886,917.20x = 295,435,489,605.36
  5. Step 5: Solve for x
    x = 295,435,489,605.36/886,917.20
  6. Step 6: Final answer
    x = 333,103.80

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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.