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Finding the Fourth Proportional to 344,877.80, 475,889.58 and 191,879.87

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Solution

The fourth proportional to 344,877.80, 475,889.58 and 191,879.87 is: 264,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,877.80 : 475,889.58 = 191,879.87 : x
  2. Step 2: Convert to fraction form
    344,877.80/475,889.58 = 191,879.87/x
  3. Step 3: Cross multiply
    344,877.80x = 475,889.58 × 191,879.87
  4. Step 4: Simplify right side
    344,877.80x = 91,313,628,365.31
  5. Step 5: Solve for x
    x = 91,313,628,365.31/344,877.80
  6. Step 6: Final answer
    x = 264,770.97

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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.