Home / 263,345.58-394,785.09-196,705.26

Finding the Fourth Proportional to 263,345.58, 394,785.09 and 196,705.26

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Solution

The fourth proportional to 263,345.58, 394,785.09 and 196,705.26 is: 294,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,345.58 : 394,785.09 = 196,705.26 : x
  2. Step 2: Convert to fraction form
    263,345.58/394,785.09 = 196,705.26/x
  3. Step 3: Cross multiply
    263,345.58x = 394,785.09 × 196,705.26
  4. Step 4: Simplify right side
    263,345.58x = 77,656,303,772.57
  5. Step 5: Solve for x
    x = 77,656,303,772.57/263,345.58
  6. Step 6: Final answer
    x = 294,883.64

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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.