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Finding the Fourth Proportional to 344,755.82, 475,711.70 and 193,823.66

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Solution

The fourth proportional to 344,755.82, 475,711.70 and 193,823.66 is: 267,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,755.82 : 475,711.70 = 193,823.66 : x
  2. Step 2: Convert to fraction form
    344,755.82/475,711.70 = 193,823.66/x
  3. Step 3: Cross multiply
    344,755.82x = 475,711.70 × 193,823.66
  4. Step 4: Simplify right side
    344,755.82x = 92,204,182,798.82
  5. Step 5: Solve for x
    x = 92,204,182,798.82/344,755.82
  6. Step 6: Final answer
    x = 267,447.79

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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.