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Finding the Fourth Proportional to 496,500.64, 744,546.84 and 196,939.96

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Solution

The fourth proportional to 496,500.64, 744,546.84 and 196,939.96 is: 295,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,500.64 : 744,546.84 = 196,939.96 : x
  2. Step 2: Convert to fraction form
    496,500.64/744,546.84 = 196,939.96/x
  3. Step 3: Cross multiply
    496,500.64x = 744,546.84 × 196,939.96
  4. Step 4: Simplify right side
    496,500.64x = 146,631,022,287.83
  5. Step 5: Solve for x
    x = 146,631,022,287.83/496,500.64
  6. Step 6: Final answer
    x = 295,328.97

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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.