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Finding the Fourth Proportional to 276,563.88, 414,753.51 and 108,040.53

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Solution

The fourth proportional to 276,563.88, 414,753.51 and 108,040.53 is: 162,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,563.88 : 414,753.51 = 108,040.53 : x
  2. Step 2: Convert to fraction form
    276,563.88/414,753.51 = 108,040.53/x
  3. Step 3: Cross multiply
    276,563.88x = 414,753.51 × 108,040.53
  4. Step 4: Simplify right side
    276,563.88x = 44,810,189,039.76
  5. Step 5: Solve for x
    x = 44,810,189,039.76/276,563.88
  6. Step 6: Final answer
    x = 162,024.73

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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.