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Finding the Fourth Proportional to 361,198.56, 541,833.48 and 124,510.08

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Solution

The fourth proportional to 361,198.56, 541,833.48 and 124,510.08 is: 186,777.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,198.56 : 541,833.48 = 124,510.08 : x
  2. Step 2: Convert to fraction form
    361,198.56/541,833.48 = 124,510.08/x
  3. Step 3: Cross multiply
    361,198.56x = 541,833.48 × 124,510.08
  4. Step 4: Simplify right side
    361,198.56x = 67,463,729,941.48
  5. Step 5: Solve for x
    x = 67,463,729,941.48/361,198.56
  6. Step 6: Final answer
    x = 186,777.41

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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.