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Finding the Fourth Proportional to 344,218.34, 475,027.41 and 191,270.66

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Solution

The fourth proportional to 344,218.34, 475,027.41 and 191,270.66 is: 263,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,218.34 : 475,027.41 = 191,270.66 : x
  2. Step 2: Convert to fraction form
    344,218.34/475,027.41 = 191,270.66/x
  3. Step 3: Cross multiply
    344,218.34x = 475,027.41 × 191,270.66
  4. Step 4: Simplify right side
    344,218.34x = 90,858,806,228.79
  5. Step 5: Solve for x
    x = 90,858,806,228.79/344,218.34
  6. Step 6: Final answer
    x = 263,956.90

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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.