Home / 331,669.67-457,716.38-188,453.97

Finding the Fourth Proportional to 331,669.67, 457,716.38 and 188,453.97

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Solution

The fourth proportional to 331,669.67, 457,716.38 and 188,453.97 is: 260,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,669.67 : 457,716.38 = 188,453.97 : x
  2. Step 2: Convert to fraction form
    331,669.67/457,716.38 = 188,453.97/x
  3. Step 3: Cross multiply
    331,669.67x = 457,716.38 × 188,453.97
  4. Step 4: Simplify right side
    331,669.67x = 86,258,468,945.03
  5. Step 5: Solve for x
    x = 86,258,468,945.03/331,669.67
  6. Step 6: Final answer
    x = 260,073.43

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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.