Home / 783,753.64-1,081,591.23-587,171.80

Finding the Fourth Proportional to 783,753.64, 1,081,591.23 and 587,171.80

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Solution

The fourth proportional to 783,753.64, 1,081,591.23 and 587,171.80 is: 810,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,753.64 : 1,081,591.23 = 587,171.80 : x
  2. Step 2: Convert to fraction form
    783,753.64/1,081,591.23 = 587,171.80/x
  3. Step 3: Cross multiply
    783,753.64x = 1,081,591.23 × 587,171.80
  4. Step 4: Simplify right side
    783,753.64x = 635,079,869,634.36
  5. Step 5: Solve for x
    x = 635,079,869,634.36/783,753.64
  6. Step 6: Final answer
    x = 810,305.48

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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.