Home / 969,249.60-1,337,550.12-539,529.12

Finding the Fourth Proportional to 969,249.60, 1,337,550.12 and 539,529.12

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Solution

The fourth proportional to 969,249.60, 1,337,550.12 and 539,529.12 is: 744,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,249.60 : 1,337,550.12 = 539,529.12 : x
  2. Step 2: Convert to fraction form
    969,249.60/1,337,550.12 = 539,529.12/x
  3. Step 3: Cross multiply
    969,249.60x = 1,337,550.12 × 539,529.12
  4. Step 4: Simplify right side
    969,249.60x = 721,647,239,199.50
  5. Step 5: Solve for x
    x = 721,647,239,199.50/969,249.60
  6. Step 6: Final answer
    x = 744,542.21

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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.