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Finding the Fourth Proportional to 262,464.80, 393,697.20 and 244,839.20

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Solution

The fourth proportional to 262,464.80, 393,697.20 and 244,839.20 is: 367,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,464.80 : 393,697.20 = 244,839.20 : x
  2. Step 2: Convert to fraction form
    262,464.80/393,697.20 = 244,839.20/x
  3. Step 3: Cross multiply
    262,464.80x = 393,697.20 × 244,839.20
  4. Step 4: Simplify right side
    262,464.80x = 96,392,507,490.24
  5. Step 5: Solve for x
    x = 96,392,507,490.24/262,464.80
  6. Step 6: Final answer
    x = 367,258.80

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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.