Home / 825,254.16-1,138,853.82-481,327.55

Finding the Fourth Proportional to 825,254.16, 1,138,853.82 and 481,327.55

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Solution

The fourth proportional to 825,254.16, 1,138,853.82 and 481,327.55 is: 664,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,254.16 : 1,138,853.82 = 481,327.55 : x
  2. Step 2: Convert to fraction form
    825,254.16/1,138,853.82 = 481,327.55/x
  3. Step 3: Cross multiply
    825,254.16x = 1,138,853.82 × 481,327.55
  4. Step 4: Simplify right side
    825,254.16x = 548,161,719,370.15
  5. Step 5: Solve for x
    x = 548,161,719,370.15/825,254.16
  6. Step 6: Final answer
    x = 664,233.82

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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.