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Finding the Fourth Proportional to 483,955.77, 667,874.39 and 269,104.89

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Solution

The fourth proportional to 483,955.77, 667,874.39 and 269,104.89 is: 371,373.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,955.77 : 667,874.39 = 269,104.89 : x
  2. Step 2: Convert to fraction form
    483,955.77/667,874.39 = 269,104.89/x
  3. Step 3: Cross multiply
    483,955.77x = 667,874.39 × 269,104.89
  4. Step 4: Simplify right side
    483,955.77x = 179,728,262,909.24
  5. Step 5: Solve for x
    x = 179,728,262,909.24/483,955.77
  6. Step 6: Final answer
    x = 371,373.32

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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.