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Finding the Fourth Proportional to 362,754.36, 544,132.80 and 126,099

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Solution

The fourth proportional to 362,754.36, 544,132.80 and 126,099 is: 189,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,754.36 : 544,132.80 = 126,099 : x
  2. Step 2: Convert to fraction form
    362,754.36/544,132.80 = 126,099/x
  3. Step 3: Cross multiply
    362,754.36x = 544,132.80 × 126,099
  4. Step 4: Simplify right side
    362,754.36x = 68,614,601,947.20
  5. Step 5: Solve for x
    x = 68,614,601,947.20/362,754.36
  6. Step 6: Final answer
    x = 189,148.94

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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.