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Finding the Fourth Proportional to 221,360.44, 332,040.84 and 199,266.52

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Solution

The fourth proportional to 221,360.44, 332,040.84 and 199,266.52 is: 298,899.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,360.44 : 332,040.84 = 199,266.52 : x
  2. Step 2: Convert to fraction form
    221,360.44/332,040.84 = 199,266.52/x
  3. Step 3: Cross multiply
    221,360.44x = 332,040.84 × 199,266.52
  4. Step 4: Simplify right side
    221,360.44x = 66,164,622,684.68
  5. Step 5: Solve for x
    x = 66,164,622,684.68/221,360.44
  6. Step 6: Final answer
    x = 298,899.94

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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.