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Finding the Fourth Proportional to 483,992.49, 667,882.16 and 269,127.93

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Solution

The fourth proportional to 483,992.49, 667,882.16 and 269,127.93 is: 371,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,992.49 : 667,882.16 = 269,127.93 : x
  2. Step 2: Convert to fraction form
    483,992.49/667,882.16 = 269,127.93/x
  3. Step 3: Cross multiply
    483,992.49x = 667,882.16 × 269,127.93
  4. Step 4: Simplify right side
    483,992.49x = 179,745,743,204.73
  5. Step 5: Solve for x
    x = 179,745,743,204.73/483,992.49
  6. Step 6: Final answer
    x = 371,381.27

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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.