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Finding the Fourth Proportional to 1,794,662.40, 2,691,993.60 and 1,156,933.20

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Solution

The fourth proportional to 1,794,662.40, 2,691,993.60 and 1,156,933.20 is: 1,735,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,662.40 : 2,691,993.60 = 1,156,933.20 : x
  2. Step 2: Convert to fraction form
    1,794,662.40/2,691,993.60 = 1,156,933.20/x
  3. Step 3: Cross multiply
    1,794,662.40x = 2,691,993.60 × 1,156,933.20
  4. Step 4: Simplify right side
    1,794,662.40x = 3,114,456,770,027.52
  5. Step 5: Solve for x
    x = 3,114,456,770,027.52/1,794,662.40
  6. Step 6: Final answer
    x = 1,735,399.80

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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.