Home / 694,437.66-1,040,579.04-481,620.68

Finding the Fourth Proportional to 694,437.66, 1,040,579.04 and 481,620.68

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Solution

The fourth proportional to 694,437.66, 1,040,579.04 and 481,620.68 is: 721,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,437.66 : 1,040,579.04 = 481,620.68 : x
  2. Step 2: Convert to fraction form
    694,437.66/1,040,579.04 = 481,620.68/x
  3. Step 3: Cross multiply
    694,437.66x = 1,040,579.04 × 481,620.68
  4. Step 4: Simplify right side
    694,437.66x = 501,164,384,838.55
  5. Step 5: Solve for x
    x = 501,164,384,838.55/694,437.66
  6. Step 6: Final answer
    x = 721,683.76

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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.