Home / 827,209.40-1,241,105.70-798,049.40

Finding the Fourth Proportional to 827,209.40, 1,241,105.70 and 798,049.40

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Solution

The fourth proportional to 827,209.40, 1,241,105.70 and 798,049.40 is: 1,197,355.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,209.40 : 1,241,105.70 = 798,049.40 : x
  2. Step 2: Convert to fraction form
    827,209.40/1,241,105.70 = 798,049.40/x
  3. Step 3: Cross multiply
    827,209.40x = 1,241,105.70 × 798,049.40
  4. Step 4: Simplify right side
    827,209.40x = 990,463,659,221.58
  5. Step 5: Solve for x
    x = 990,463,659,221.58/827,209.40
  6. Step 6: Final answer
    x = 1,197,355.42

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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.