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Finding the Fourth Proportional to 404,112.11, 606,168.17 and 179,419.73

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Solution

The fourth proportional to 404,112.11, 606,168.17 and 179,419.73 is: 269,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,112.11 : 606,168.17 = 179,419.73 : x
  2. Step 2: Convert to fraction form
    404,112.11/606,168.17 = 179,419.73/x
  3. Step 3: Cross multiply
    404,112.11x = 606,168.17 × 179,419.73
  4. Step 4: Simplify right side
    404,112.11x = 108,758,529,395.99
  5. Step 5: Solve for x
    x = 108,758,529,395.99/404,112.11
  6. Step 6: Final answer
    x = 269,129.60

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1.5x scale

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.