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Finding the Fourth Proportional to 529,109.88, 793,545.12 and 244,645.42

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Solution

The fourth proportional to 529,109.88, 793,545.12 and 244,645.42 is: 366,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,109.88 : 793,545.12 = 244,645.42 : x
  2. Step 2: Convert to fraction form
    529,109.88/793,545.12 = 244,645.42/x
  3. Step 3: Cross multiply
    529,109.88x = 793,545.12 × 244,645.42
  4. Step 4: Simplify right side
    529,109.88x = 194,137,179,171.35
  5. Step 5: Solve for x
    x = 194,137,179,171.35/529,109.88
  6. Step 6: Final answer
    x = 366,912.78

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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.