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Finding the Fourth Proportional to 276,873.64, 382,251.58 and 181,546.60

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Solution

The fourth proportional to 276,873.64, 382,251.58 and 181,546.60 is: 250,643.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,873.64 : 382,251.58 = 181,546.60 : x
  2. Step 2: Convert to fraction form
    276,873.64/382,251.58 = 181,546.60/x
  3. Step 3: Cross multiply
    276,873.64x = 382,251.58 × 181,546.60
  4. Step 4: Simplify right side
    276,873.64x = 69,396,474,693.63
  5. Step 5: Solve for x
    x = 69,396,474,693.63/276,873.64
  6. Step 6: Final answer
    x = 250,643.13

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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.