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Finding the Fourth Proportional to 496,107.89, 744,091.76 and 159,104.75

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Solution

The fourth proportional to 496,107.89, 744,091.76 and 159,104.75 is: 238,634.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,107.89 : 744,091.76 = 159,104.75 : x
  2. Step 2: Convert to fraction form
    496,107.89/744,091.76 = 159,104.75/x
  3. Step 3: Cross multiply
    496,107.89x = 744,091.76 × 159,104.75
  4. Step 4: Simplify right side
    496,107.89x = 118,388,529,731.40
  5. Step 5: Solve for x
    x = 118,388,529,731.40/496,107.89
  6. Step 6: Final answer
    x = 238,634.65

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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.