Home / 695,919.60-1,043,879.40-197,287.92

Finding the Fourth Proportional to 695,919.60, 1,043,879.40 and 197,287.92

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Solution

The fourth proportional to 695,919.60, 1,043,879.40 and 197,287.92 is: 295,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,919.60 : 1,043,879.40 = 197,287.92 : x
  2. Step 2: Convert to fraction form
    695,919.60/1,043,879.40 = 197,287.92/x
  3. Step 3: Cross multiply
    695,919.60x = 1,043,879.40 × 197,287.92
  4. Step 4: Simplify right side
    695,919.60x = 205,944,795,556.85
  5. Step 5: Solve for x
    x = 205,944,795,556.85/695,919.60
  6. Step 6: Final answer
    x = 295,931.88

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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.