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Finding the Fourth Proportional to 244,351.71, 366,478.35 and 66,876.66

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Solution

The fourth proportional to 244,351.71, 366,478.35 and 66,876.66 is: 100,301.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,351.71 : 366,478.35 = 66,876.66 : x
  2. Step 2: Convert to fraction form
    244,351.71/366,478.35 = 66,876.66/x
  3. Step 3: Cross multiply
    244,351.71x = 366,478.35 × 66,876.66
  4. Step 4: Simplify right side
    244,351.71x = 24,508,848,010.31
  5. Step 5: Solve for x
    x = 24,508,848,010.31/244,351.71
  6. Step 6: Final answer
    x = 100,301.52

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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.