Home / 856,882.16-1,182,227.16-494,257.40

Finding the Fourth Proportional to 856,882.16, 1,182,227.16 and 494,257.40

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Solution

The fourth proportional to 856,882.16, 1,182,227.16 and 494,257.40 is: 681,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,882.16 : 1,182,227.16 = 494,257.40 : x
  2. Step 2: Convert to fraction form
    856,882.16/1,182,227.16 = 494,257.40/x
  3. Step 3: Cross multiply
    856,882.16x = 1,182,227.16 × 494,257.40
  4. Step 4: Simplify right side
    856,882.16x = 584,324,522,310.98
  5. Step 5: Solve for x
    x = 584,324,522,310.98/856,882.16
  6. Step 6: Final answer
    x = 681,919.35

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Double scale
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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.