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Finding the Fourth Proportional to 794,612, 1,192,667.04 and 289,661

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Solution

The fourth proportional to 794,612, 1,192,667.04 and 289,661 is: 434,764.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,612 : 1,192,667.04 = 289,661 : x
  2. Step 2: Convert to fraction form
    794,612/1,192,667.04 = 289,661/x
  3. Step 3: Cross multiply
    794,612x = 1,192,667.04 × 289,661
  4. Step 4: Simplify right side
    794,612x = 345,469,127,473.44
  5. Step 5: Solve for x
    x = 345,469,127,473.44/794,612
  6. Step 6: Final answer
    x = 434,764.55

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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.