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Finding the Fourth Proportional to 327,089.88, 451,396.83 and 183,849.48

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Solution

The fourth proportional to 327,089.88, 451,396.83 and 183,849.48 is: 253,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,089.88 : 451,396.83 = 183,849.48 : x
  2. Step 2: Convert to fraction form
    327,089.88/451,396.83 = 183,849.48/x
  3. Step 3: Cross multiply
    327,089.88x = 451,396.83 × 183,849.48
  4. Step 4: Simplify right side
    327,089.88x = 82,989,072,469.15
  5. Step 5: Solve for x
    x = 82,989,072,469.15/327,089.88
  6. Step 6: Final answer
    x = 253,719.47

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Why These Related Problems?

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