Home / 969,046.12-1,453,458.46-259,129.52

Finding the Fourth Proportional to 969,046.12, 1,453,458.46 and 259,129.52

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Solution

The fourth proportional to 969,046.12, 1,453,458.46 and 259,129.52 is: 388,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,046.12 : 1,453,458.46 = 259,129.52 : x
  2. Step 2: Convert to fraction form
    969,046.12/1,453,458.46 = 259,129.52/x
  3. Step 3: Cross multiply
    969,046.12x = 1,453,458.46 × 259,129.52
  4. Step 4: Simplify right side
    969,046.12x = 376,633,993,079.74
  5. Step 5: Solve for x
    x = 376,633,993,079.74/969,046.12
  6. Step 6: Final answer
    x = 388,664.67

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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.