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Finding the Fourth Proportional to 203,888.94, 305,833.42 and 63,659.58

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Solution

The fourth proportional to 203,888.94, 305,833.42 and 63,659.58 is: 95,489.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,888.94 : 305,833.42 = 63,659.58 : x
  2. Step 2: Convert to fraction form
    203,888.94/305,833.42 = 63,659.58/x
  3. Step 3: Cross multiply
    203,888.94x = 305,833.42 × 63,659.58
  4. Step 4: Simplify right side
    203,888.94x = 19,469,227,067.16
  5. Step 5: Solve for x
    x = 19,469,227,067.16/203,888.94
  6. Step 6: Final answer
    x = 95,489.37

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1.5x scale

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.