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Finding the Fourth Proportional to 450,449.94, 621,620.96 and 246,500.85

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Solution

The fourth proportional to 450,449.94, 621,620.96 and 246,500.85 is: 340,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,449.94 : 621,620.96 = 246,500.85 : x
  2. Step 2: Convert to fraction form
    450,449.94/621,620.96 = 246,500.85/x
  3. Step 3: Cross multiply
    450,449.94x = 621,620.96 × 246,500.85
  4. Step 4: Simplify right side
    450,449.94x = 153,230,096,571.87
  5. Step 5: Solve for x
    x = 153,230,096,571.87/450,449.94
  6. Step 6: Final answer
    x = 340,171.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.