Home / 826,168.88-1,140,020.52-463,517.30

Finding the Fourth Proportional to 826,168.88, 1,140,020.52 and 463,517.30

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Solution

The fourth proportional to 826,168.88, 1,140,020.52 and 463,517.30 is: 639,601.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,168.88 : 1,140,020.52 = 463,517.30 : x
  2. Step 2: Convert to fraction form
    826,168.88/1,140,020.52 = 463,517.30/x
  3. Step 3: Cross multiply
    826,168.88x = 1,140,020.52 × 463,517.30
  4. Step 4: Simplify right side
    826,168.88x = 528,419,233,375.00
  5. Step 5: Solve for x
    x = 528,419,233,375.00/826,168.88
  6. Step 6: Final answer
    x = 639,601.96

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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.