Home / 969,067.80-1,337,300.07-539,348.04

Finding the Fourth Proportional to 969,067.80, 1,337,300.07 and 539,348.04

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Solution

The fourth proportional to 969,067.80, 1,337,300.07 and 539,348.04 is: 744,292.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,067.80 : 1,337,300.07 = 539,348.04 : x
  2. Step 2: Convert to fraction form
    969,067.80/1,337,300.07 = 539,348.04/x
  3. Step 3: Cross multiply
    969,067.80x = 1,337,300.07 × 539,348.04
  4. Step 4: Simplify right side
    969,067.80x = 721,270,171,646.36
  5. Step 5: Solve for x
    x = 721,270,171,646.36/969,067.80
  6. Step 6: Final answer
    x = 744,292.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.