Home / 754,169.04-1,131,447.96-221,707.44

Finding the Fourth Proportional to 754,169.04, 1,131,447.96 and 221,707.44

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Solution

The fourth proportional to 754,169.04, 1,131,447.96 and 221,707.44 is: 332,618.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,169.04 : 1,131,447.96 = 221,707.44 : x
  2. Step 2: Convert to fraction form
    754,169.04/1,131,447.96 = 221,707.44/x
  3. Step 3: Cross multiply
    754,169.04x = 1,131,447.96 × 221,707.44
  4. Step 4: Simplify right side
    754,169.04x = 250,850,430,704.82
  5. Step 5: Solve for x
    x = 250,850,430,704.82/754,169.04
  6. Step 6: Final answer
    x = 332,618.31

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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.