Home / 719,584.38-1,079,694.90-377,947.44

Finding the Fourth Proportional to 719,584.38, 1,079,694.90 and 377,947.44

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Solution

The fourth proportional to 719,584.38, 1,079,694.90 and 377,947.44 is: 567,088.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,584.38 : 1,079,694.90 = 377,947.44 : x
  2. Step 2: Convert to fraction form
    719,584.38/1,079,694.90 = 377,947.44/x
  3. Step 3: Cross multiply
    719,584.38x = 1,079,694.90 × 377,947.44
  4. Step 4: Simplify right side
    719,584.38x = 408,067,923,436.06
  5. Step 5: Solve for x
    x = 408,067,923,436.06/719,584.38
  6. Step 6: Final answer
    x = 567,088.36

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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.