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Finding the Fourth Proportional to 397,487.88, 548,618.06 and 244,526.33

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Solution

The fourth proportional to 397,487.88, 548,618.06 and 244,526.33 is: 337,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,487.88 : 548,618.06 = 244,526.33 : x
  2. Step 2: Convert to fraction form
    397,487.88/548,618.06 = 244,526.33/x
  3. Step 3: Cross multiply
    397,487.88x = 548,618.06 × 244,526.33
  4. Step 4: Simplify right side
    397,487.88x = 134,151,562,766.38
  5. Step 5: Solve for x
    x = 134,151,562,766.38/397,487.88
  6. Step 6: Final answer
    x = 337,498.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.