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Finding the Fourth Proportional to 404,356.11, 605,935.14 and 164,177.95

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Solution

The fourth proportional to 404,356.11, 605,935.14 and 164,177.95 is: 246,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,356.11 : 605,935.14 = 164,177.95 : x
  2. Step 2: Convert to fraction form
    404,356.11/605,935.14 = 164,177.95/x
  3. Step 3: Cross multiply
    404,356.11x = 605,935.14 × 164,177.95
  4. Step 4: Simplify right side
    404,356.11x = 99,481,189,118.16
  5. Step 5: Solve for x
    x = 99,481,189,118.16/404,356.11
  6. Step 6: Final answer
    x = 246,023.71

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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.