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Finding the Fourth Proportional to 225,472.77, 338,261.00 and 67,704.21

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Solution

The fourth proportional to 225,472.77, 338,261.00 and 67,704.21 is: 101,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,472.77 : 338,261.00 = 67,704.21 : x
  2. Step 2: Convert to fraction form
    225,472.77/338,261.00 = 67,704.21/x
  3. Step 3: Cross multiply
    225,472.77x = 338,261.00 × 67,704.21
  4. Step 4: Simplify right side
    225,472.77x = 22,901,693,440.29
  5. Step 5: Solve for x
    x = 22,901,693,440.29/225,472.77
  6. Step 6: Final answer
    x = 101,571.88

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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.