Home / 969,029.50-1,453,433.34-259,112.90

Finding the Fourth Proportional to 969,029.50, 1,453,433.34 and 259,112.90

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Solution

The fourth proportional to 969,029.50, 1,453,433.34 and 259,112.90 is: 388,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,029.50 : 1,453,433.34 = 259,112.90 : x
  2. Step 2: Convert to fraction form
    969,029.50/1,453,433.34 = 259,112.90/x
  3. Step 3: Cross multiply
    969,029.50x = 1,453,433.34 × 259,112.90
  4. Step 4: Simplify right side
    969,029.50x = 376,603,327,684.09
  5. Step 5: Solve for x
    x = 376,603,327,684.09/969,029.50
  6. Step 6: Final answer
    x = 388,639.69

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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.