Home / 260,450.73-389,610.32-196,797.69

Finding the Fourth Proportional to 260,450.73, 389,610.32 and 196,797.69

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Solution

The fourth proportional to 260,450.73, 389,610.32 and 196,797.69 is: 294,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,450.73 : 389,610.32 = 196,797.69 : x
  2. Step 2: Convert to fraction form
    260,450.73/389,610.32 = 196,797.69/x
  3. Step 3: Cross multiply
    260,450.73x = 389,610.32 × 196,797.69
  4. Step 4: Simplify right side
    260,450.73x = 76,674,411,453.21
  5. Step 5: Solve for x
    x = 76,674,411,453.21/260,450.73
  6. Step 6: Final answer
    x = 294,391.23

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1.5x scale

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.