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Finding the Fourth Proportional to 276,803.73, 414,883.01 and 127,059.84

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Solution

The fourth proportional to 276,803.73, 414,883.01 and 127,059.84 is: 190,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,803.73 : 414,883.01 = 127,059.84 : x
  2. Step 2: Convert to fraction form
    276,803.73/414,883.01 = 127,059.84/x
  3. Step 3: Cross multiply
    276,803.73x = 414,883.01 × 127,059.84
  4. Step 4: Simplify right side
    276,803.73x = 52,714,969,186.97
  5. Step 5: Solve for x
    x = 52,714,969,186.97/276,803.73
  6. Step 6: Final answer
    x = 190,441.69

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1.5x scale

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.