Home / 980,167.80-1,469,474.10-536,935.80

Finding the Fourth Proportional to 980,167.80, 1,469,474.10 and 536,935.80

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Solution

The fourth proportional to 980,167.80, 1,469,474.10 and 536,935.80 is: 804,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,167.80 : 1,469,474.10 = 536,935.80 : x
  2. Step 2: Convert to fraction form
    980,167.80/1,469,474.10 = 536,935.80/x
  3. Step 3: Cross multiply
    980,167.80x = 1,469,474.10 × 536,935.80
  4. Step 4: Simplify right side
    980,167.80x = 789,013,251,462.78
  5. Step 5: Solve for x
    x = 789,013,251,462.78/980,167.80
  6. Step 6: Final answer
    x = 804,977.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.