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Finding the Fourth Proportional to 403,952.27, 605,943.74 and 151,206.15

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Solution

The fourth proportional to 403,952.27, 605,943.74 and 151,206.15 is: 226,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,952.27 : 605,943.74 = 151,206.15 : x
  2. Step 2: Convert to fraction form
    403,952.27/605,943.74 = 151,206.15/x
  3. Step 3: Cross multiply
    403,952.27x = 605,943.74 × 151,206.15
  4. Step 4: Simplify right side
    403,952.27x = 91,622,419,285.97
  5. Step 5: Solve for x
    x = 91,622,419,285.97/403,952.27
  6. Step 6: Final answer
    x = 226,814.96

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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.