Home / 681,011.04-1,021,174.80-396,793.44

Finding the Fourth Proportional to 681,011.04, 1,021,174.80 and 396,793.44

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Solution

The fourth proportional to 681,011.04, 1,021,174.80 and 396,793.44 is: 594,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,011.04 : 1,021,174.80 = 396,793.44 : x
  2. Step 2: Convert to fraction form
    681,011.04/1,021,174.80 = 396,793.44/x
  3. Step 3: Cross multiply
    681,011.04x = 1,021,174.80 × 396,793.44
  4. Step 4: Simplify right side
    681,011.04x = 405,195,461,733.31
  5. Step 5: Solve for x
    x = 405,195,461,733.31/681,011.04
  6. Step 6: Final answer
    x = 594,991.03

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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.