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Finding the Fourth Proportional to 198,340.88, 273,824.88 and 150,510.56

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Solution

The fourth proportional to 198,340.88, 273,824.88 and 150,510.56 is: 207,791.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,340.88 : 273,824.88 = 150,510.56 : x
  2. Step 2: Convert to fraction form
    198,340.88/273,824.88 = 150,510.56/x
  3. Step 3: Cross multiply
    198,340.88x = 273,824.88 × 150,510.56
  4. Step 4: Simplify right side
    198,340.88x = 41,213,536,030.73
  5. Step 5: Solve for x
    x = 41,213,536,030.73/198,340.88
  6. Step 6: Final answer
    x = 207,791.43

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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.