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Finding the Fourth Proportional to 3,949,503, 5,924,273.94 and 957,687

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Solution

The fourth proportional to 3,949,503, 5,924,273.94 and 957,687 is: 1,436,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,503 : 5,924,273.94 = 957,687 : x
  2. Step 2: Convert to fraction form
    3,949,503/5,924,273.94 = 957,687/x
  3. Step 3: Cross multiply
    3,949,503x = 5,924,273.94 × 957,687
  4. Step 4: Simplify right side
    3,949,503x = 5,673,600,136,776.78
  5. Step 5: Solve for x
    x = 5,673,600,136,776.78/3,949,503
  6. Step 6: Final answer
    x = 1,436,535.21

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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.