Home / 331,825.37-457,919.12-188,581.73

Finding the Fourth Proportional to 331,825.37, 457,919.12 and 188,581.73

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Solution

The fourth proportional to 331,825.37, 457,919.12 and 188,581.73 is: 260,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,825.37 : 457,919.12 = 188,581.73 : x
  2. Step 2: Convert to fraction form
    331,825.37/457,919.12 = 188,581.73/x
  3. Step 3: Cross multiply
    331,825.37x = 457,919.12 × 188,581.73
  4. Step 4: Simplify right side
    331,825.37x = 86,355,181,465.93
  5. Step 5: Solve for x
    x = 86,355,181,465.93/331,825.37
  6. Step 6: Final answer
    x = 260,242.85

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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.