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Finding the Fourth Proportional to 344,251.35, 475,057.44 and 191,285.61

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Solution

The fourth proportional to 344,251.35, 475,057.44 and 191,285.61 is: 263,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,251.35 : 475,057.44 = 191,285.61 : x
  2. Step 2: Convert to fraction form
    344,251.35/475,057.44 = 191,285.61/x
  3. Step 3: Cross multiply
    344,251.35x = 475,057.44 × 191,285.61
  4. Step 4: Simplify right side
    344,251.35x = 90,871,652,195.44
  5. Step 5: Solve for x
    x = 90,871,652,195.44/344,251.35
  6. Step 6: Final answer
    x = 263,968.91

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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.