Home / 404,917.92-558,790.94-223,634.44

Finding the Fourth Proportional to 404,917.92, 558,790.94 and 223,634.44

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Solution

The fourth proportional to 404,917.92, 558,790.94 and 223,634.44 is: 308,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,917.92 : 558,790.94 = 223,634.44 : x
  2. Step 2: Convert to fraction form
    404,917.92/558,790.94 = 223,634.44/x
  3. Step 3: Cross multiply
    404,917.92x = 558,790.94 × 223,634.44
  4. Step 4: Simplify right side
    404,917.92x = 124,964,898,943.97
  5. Step 5: Solve for x
    x = 124,964,898,943.97/404,917.92
  6. Step 6: Final answer
    x = 308,617.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.