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Finding the Fourth Proportional to 3,322,879.58, 4,984,319.37 and 1,048,634.48

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Solution

The fourth proportional to 3,322,879.58, 4,984,319.37 and 1,048,634.48 is: 1,572,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,879.58 : 4,984,319.37 = 1,048,634.48 : x
  2. Step 2: Convert to fraction form
    3,322,879.58/4,984,319.37 = 1,048,634.48/x
  3. Step 3: Cross multiply
    3,322,879.58x = 4,984,319.37 × 1,048,634.48
  4. Step 4: Simplify right side
    3,322,879.58x = 5,226,729,150,713.88
  5. Step 5: Solve for x
    x = 5,226,729,150,713.88/3,322,879.58
  6. Step 6: Final answer
    x = 1,572,951.72

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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.