Home / 836,786.54-1,154,789.78-474,198.34

Finding the Fourth Proportional to 836,786.54, 1,154,789.78 and 474,198.34

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Solution

The fourth proportional to 836,786.54, 1,154,789.78 and 474,198.34 is: 654,407.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,786.54 : 1,154,789.78 = 474,198.34 : x
  2. Step 2: Convert to fraction form
    836,786.54/1,154,789.78 = 474,198.34/x
  3. Step 3: Cross multiply
    836,786.54x = 1,154,789.78 × 474,198.34
  4. Step 4: Simplify right side
    836,786.54x = 547,599,394,353.97
  5. Step 5: Solve for x
    x = 547,599,394,353.97/836,786.54
  6. Step 6: Final answer
    x = 654,407.51

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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.