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Finding the Fourth Proportional to 237,220.83, 327,361.83 and 129,789.32

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Solution

The fourth proportional to 237,220.83, 327,361.83 and 129,789.32 is: 179,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,220.83 : 327,361.83 = 129,789.32 : x
  2. Step 2: Convert to fraction form
    237,220.83/327,361.83 = 129,789.32/x
  3. Step 3: Cross multiply
    237,220.83x = 327,361.83 × 129,789.32
  4. Step 4: Simplify right side
    237,220.83x = 42,488,067,672.85
  5. Step 5: Solve for x
    x = 42,488,067,672.85/237,220.83
  6. Step 6: Final answer
    x = 179,107.66

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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.