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Finding the Fourth Proportional to 276,599.94, 414,807.48 and 108,076.56

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Solution

The fourth proportional to 276,599.94, 414,807.48 and 108,076.56 is: 162,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,599.94 : 414,807.48 = 108,076.56 : x
  2. Step 2: Convert to fraction form
    276,599.94/414,807.48 = 108,076.56/x
  3. Step 3: Cross multiply
    276,599.94x = 414,807.48 × 108,076.56
  4. Step 4: Simplify right side
    276,599.94x = 44,830,965,500.67
  5. Step 5: Solve for x
    x = 44,830,965,500.67/276,599.94
  6. Step 6: Final answer
    x = 162,078.72

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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.