Home / 239,858.28-331,032.42-199,500.84

Finding the Fourth Proportional to 239,858.28, 331,032.42 and 199,500.84

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Solution

The fourth proportional to 239,858.28, 331,032.42 and 199,500.84 is: 275,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,858.28 : 331,032.42 = 199,500.84 : x
  2. Step 2: Convert to fraction form
    239,858.28/331,032.42 = 199,500.84/x
  3. Step 3: Cross multiply
    239,858.28x = 331,032.42 × 199,500.84
  4. Step 4: Simplify right side
    239,858.28x = 66,041,245,857.23
  5. Step 5: Solve for x
    x = 66,041,245,857.23/239,858.28
  6. Step 6: Final answer
    x = 275,334.44

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1.5x scale

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.