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Finding the Fourth Proportional to 543,859.52, 815,509.15 and 244,083.11

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Solution

The fourth proportional to 543,859.52, 815,509.15 and 244,083.11 is: 365,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,859.52 : 815,509.15 = 244,083.11 : x
  2. Step 2: Convert to fraction form
    543,859.52/815,509.15 = 244,083.11/x
  3. Step 3: Cross multiply
    543,859.52x = 815,509.15 × 244,083.11
  4. Step 4: Simplify right side
    543,859.52x = 199,052,004,877.70
  5. Step 5: Solve for x
    x = 199,052,004,877.70/543,859.52
  6. Step 6: Final answer
    x = 365,998.94

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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.