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Finding the Fourth Proportional to 244,357.02, 366,486.31 and 66,881.97

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Solution

The fourth proportional to 244,357.02, 366,486.31 and 66,881.97 is: 100,309.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,357.02 : 366,486.31 = 66,881.97 : x
  2. Step 2: Convert to fraction form
    244,357.02/366,486.31 = 66,881.97/x
  3. Step 3: Cross multiply
    244,357.02x = 366,486.31 × 66,881.97
  4. Step 4: Simplify right side
    244,357.02x = 24,511,326,390.83
  5. Step 5: Solve for x
    x = 24,511,326,390.83/244,357.02
  6. Step 6: Final answer
    x = 100,309.48

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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.