Home / 481,340.43-664,224.51-263,507.33

Finding the Fourth Proportional to 481,340.43, 664,224.51 and 263,507.33

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Solution

The fourth proportional to 481,340.43, 664,224.51 and 263,507.33 is: 363,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,340.43 : 664,224.51 = 263,507.33 : x
  2. Step 2: Convert to fraction form
    481,340.43/664,224.51 = 263,507.33/x
  3. Step 3: Cross multiply
    481,340.43x = 664,224.51 × 263,507.33
  4. Step 4: Simplify right side
    481,340.43x = 175,028,023,829.54
  5. Step 5: Solve for x
    x = 175,028,023,829.54/481,340.43
  6. Step 6: Final answer
    x = 363,626.27

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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.