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Finding the Fourth Proportional to 344,912.80, 475,983.60 and 194,008.48

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Solution

The fourth proportional to 344,912.80, 475,983.60 and 194,008.48 is: 267,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,912.80 : 475,983.60 = 194,008.48 : x
  2. Step 2: Convert to fraction form
    344,912.80/475,983.60 = 194,008.48/x
  3. Step 3: Cross multiply
    344,912.80x = 475,983.60 × 194,008.48
  4. Step 4: Simplify right side
    344,912.80x = 92,344,854,740.93
  5. Step 5: Solve for x
    x = 92,344,854,740.93/344,912.80
  6. Step 6: Final answer
    x = 267,733.92

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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.