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Finding the Fourth Proportional to 449,080.80, 673,621.20 and 182,704.20

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Solution

The fourth proportional to 449,080.80, 673,621.20 and 182,704.20 is: 274,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,080.80 : 673,621.20 = 182,704.20 : x
  2. Step 2: Convert to fraction form
    449,080.80/673,621.20 = 182,704.20/x
  3. Step 3: Cross multiply
    449,080.80x = 673,621.20 × 182,704.20
  4. Step 4: Simplify right side
    449,080.80x = 123,073,422,449.04
  5. Step 5: Solve for x
    x = 123,073,422,449.04/449,080.80
  6. Step 6: Final answer
    x = 274,056.30

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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.