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Finding the Fourth Proportional to 244,753.56, 366,912.90 and 86,961.24

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Solution

The fourth proportional to 244,753.56, 366,912.90 and 86,961.24 is: 130,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,753.56 : 366,912.90 = 86,961.24 : x
  2. Step 2: Convert to fraction form
    244,753.56/366,912.90 = 86,961.24/x
  3. Step 3: Cross multiply
    244,753.56x = 366,912.90 × 86,961.24
  4. Step 4: Simplify right side
    244,753.56x = 31,907,200,756.00
  5. Step 5: Solve for x
    x = 31,907,200,756.00/244,753.56
  6. Step 6: Final answer
    x = 130,364.60

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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.