Home / 862,088.88-1,190,227.32-635,339.44

Finding the Fourth Proportional to 862,088.88, 1,190,227.32 and 635,339.44

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Solution

The fourth proportional to 862,088.88, 1,190,227.32 and 635,339.44 is: 877,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,088.88 : 1,190,227.32 = 635,339.44 : x
  2. Step 2: Convert to fraction form
    862,088.88/1,190,227.32 = 635,339.44/x
  3. Step 3: Cross multiply
    862,088.88x = 1,190,227.32 × 635,339.44
  4. Step 4: Simplify right side
    862,088.88x = 756,198,358,961.50
  5. Step 5: Solve for x
    x = 756,198,358,961.50/862,088.88
  6. Step 6: Final answer
    x = 877,169.83

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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.