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Finding the Fourth Proportional to 617,163.47, 849,793.06 and 540,252.14

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Solution

The fourth proportional to 617,163.47, 849,793.06 and 540,252.14 is: 743,891.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,163.47 : 849,793.06 = 540,252.14 : x
  2. Step 2: Convert to fraction form
    617,163.47/849,793.06 = 540,252.14/x
  3. Step 3: Cross multiply
    617,163.47x = 849,793.06 × 540,252.14
  4. Step 4: Simplify right side
    617,163.47x = 459,102,519,996.00
  5. Step 5: Solve for x
    x = 459,102,519,996.00/617,163.47
  6. Step 6: Final answer
    x = 743,891.28

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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.