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Finding the Fourth Proportional to 244,008.56, 366,042.37 and 86,204.72

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Solution

The fourth proportional to 244,008.56, 366,042.37 and 86,204.72 is: 129,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,008.56 : 366,042.37 = 86,204.72 : x
  2. Step 2: Convert to fraction form
    244,008.56/366,042.37 = 86,204.72/x
  3. Step 3: Cross multiply
    244,008.56x = 366,042.37 × 86,204.72
  4. Step 4: Simplify right side
    244,008.56x = 31,554,580,013.99
  5. Step 5: Solve for x
    x = 31,554,580,013.99/244,008.56
  6. Step 6: Final answer
    x = 129,317.51

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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.