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Finding the Fourth Proportional to 3,263,690.87, 4,895,535.39 and 1,019,828.87

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Solution

The fourth proportional to 3,263,690.87, 4,895,535.39 and 1,019,828.87 is: 1,529,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263,690.87 : 4,895,535.39 = 1,019,828.87 : x
  2. Step 2: Convert to fraction form
    3,263,690.87/4,895,535.39 = 1,019,828.87/x
  3. Step 3: Cross multiply
    3,263,690.87x = 4,895,535.39 × 1,019,828.87
  4. Step 4: Simplify right side
    3,263,690.87x = 4,992,608,314,884.93
  5. Step 5: Solve for x
    x = 4,992,608,314,884.93/3,263,690.87
  6. Step 6: Final answer
    x = 1,529,743.02

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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.