Home / 826,694.82-1,140,760.05-464,035.56

Finding the Fourth Proportional to 826,694.82, 1,140,760.05 and 464,035.56

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Solution

The fourth proportional to 826,694.82, 1,140,760.05 and 464,035.56 is: 640,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,694.82 : 1,140,760.05 = 464,035.56 : x
  2. Step 2: Convert to fraction form
    826,694.82/1,140,760.05 = 464,035.56/x
  3. Step 3: Cross multiply
    826,694.82x = 1,140,760.05 × 464,035.56
  4. Step 4: Simplify right side
    826,694.82x = 529,353,228,627.38
  5. Step 5: Solve for x
    x = 529,353,228,627.38/826,694.82
  6. Step 6: Final answer
    x = 640,324.84

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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.