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Finding the Fourth Proportional to 543,868.89, 815,523.21 and 244,092.48

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Solution

The fourth proportional to 543,868.89, 815,523.21 and 244,092.48 is: 366,013.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,868.89 : 815,523.21 = 244,092.48 : x
  2. Step 2: Convert to fraction form
    543,868.89/815,523.21 = 244,092.48/x
  3. Step 3: Cross multiply
    543,868.89x = 815,523.21 × 244,092.48
  4. Step 4: Simplify right side
    543,868.89x = 199,063,082,826.46
  5. Step 5: Solve for x
    x = 199,063,082,826.46/543,868.89
  6. Step 6: Final answer
    x = 366,013.00

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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.