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Finding the Fourth Proportional to 273,327.58, 409,708.41 and 132,911.74

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Solution

The fourth proportional to 273,327.58, 409,708.41 and 132,911.74 is: 199,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,327.58 : 409,708.41 = 132,911.74 : x
  2. Step 2: Convert to fraction form
    273,327.58/409,708.41 = 132,911.74/x
  3. Step 3: Cross multiply
    273,327.58x = 409,708.41 × 132,911.74
  4. Step 4: Simplify right side
    273,327.58x = 54,455,057,665.73
  5. Step 5: Solve for x
    x = 54,455,057,665.73/273,327.58
  6. Step 6: Final answer
    x = 199,230.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.