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Finding the Fourth Proportional to 482,737.51, 666,185.07 and 267,891.49

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Solution

The fourth proportional to 482,737.51, 666,185.07 and 267,891.49 is: 369,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,737.51 : 666,185.07 = 267,891.49 : x
  2. Step 2: Convert to fraction form
    482,737.51/666,185.07 = 267,891.49/x
  3. Step 3: Cross multiply
    482,737.51x = 666,185.07 × 267,891.49
  4. Step 4: Simplify right side
    482,737.51x = 178,465,311,018.05
  5. Step 5: Solve for x
    x = 178,465,311,018.05/482,737.51
  6. Step 6: Final answer
    x = 369,694.31

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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.