Home / 1,067,620.20-1,601,448.83-393,354.42

Finding the Fourth Proportional to 1,067,620.20, 1,601,448.83 and 393,354.42

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Solution

The fourth proportional to 1,067,620.20, 1,601,448.83 and 393,354.42 is: 590,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,620.20 : 1,601,448.83 = 393,354.42 : x
  2. Step 2: Convert to fraction form
    1,067,620.20/1,601,448.83 = 393,354.42/x
  3. Step 3: Cross multiply
    1,067,620.20x = 1,601,448.83 × 393,354.42
  4. Step 4: Simplify right side
    1,067,620.20x = 629,936,973,717.56
  5. Step 5: Solve for x
    x = 629,936,973,717.56/1,067,620.20
  6. Step 6: Final answer
    x = 590,038.46

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1.5x scale

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.