Home / 866,137.02-1,299,183.66-235,034.43

Finding the Fourth Proportional to 866,137.02, 1,299,183.66 and 235,034.43

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Solution

The fourth proportional to 866,137.02, 1,299,183.66 and 235,034.43 is: 352,545.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,137.02 : 1,299,183.66 = 235,034.43 : x
  2. Step 2: Convert to fraction form
    866,137.02/1,299,183.66 = 235,034.43/x
  3. Step 3: Cross multiply
    866,137.02x = 1,299,183.66 × 235,034.43
  4. Step 4: Simplify right side
    866,137.02x = 305,352,890,993.41
  5. Step 5: Solve for x
    x = 305,352,890,993.41/866,137.02
  6. Step 6: Final answer
    x = 352,545.71

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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.