Home / 809,265.60-1,214,044.20-335,998.80

Finding the Fourth Proportional to 809,265.60, 1,214,044.20 and 335,998.80

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Solution

The fourth proportional to 809,265.60, 1,214,044.20 and 335,998.80 is: 504,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,265.60 : 1,214,044.20 = 335,998.80 : x
  2. Step 2: Convert to fraction form
    809,265.60/1,214,044.20 = 335,998.80/x
  3. Step 3: Cross multiply
    809,265.60x = 1,214,044.20 × 335,998.80
  4. Step 4: Simplify right side
    809,265.60x = 407,917,394,346.96
  5. Step 5: Solve for x
    x = 407,917,394,346.96/809,265.60
  6. Step 6: Final answer
    x = 504,058.73

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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.