Home / 1,067,538.80-1,601,308.20-436,905.20

Finding the Fourth Proportional to 1,067,538.80, 1,601,308.20 and 436,905.20

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Solution

The fourth proportional to 1,067,538.80, 1,601,308.20 and 436,905.20 is: 655,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,538.80 : 1,601,308.20 = 436,905.20 : x
  2. Step 2: Convert to fraction form
    1,067,538.80/1,601,308.20 = 436,905.20/x
  3. Step 3: Cross multiply
    1,067,538.80x = 1,601,308.20 × 436,905.20
  4. Step 4: Simplify right side
    1,067,538.80x = 699,619,879,382.64
  5. Step 5: Solve for x
    x = 699,619,879,382.64/1,067,538.80
  6. Step 6: Final answer
    x = 655,357.80

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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.