Home / 766,105.97-1,149,155.88-233,625.47

Finding the Fourth Proportional to 766,105.97, 1,149,155.88 and 233,625.47

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Solution

The fourth proportional to 766,105.97, 1,149,155.88 and 233,625.47 is: 350,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,105.97 : 1,149,155.88 = 233,625.47 : x
  2. Step 2: Convert to fraction form
    766,105.97/1,149,155.88 = 233,625.47/x
  3. Step 3: Cross multiply
    766,105.97x = 1,149,155.88 × 233,625.47
  4. Step 4: Simplify right side
    766,105.97x = 268,472,077,917.60
  5. Step 5: Solve for x
    x = 268,472,077,917.60/766,105.97
  6. Step 6: Final answer
    x = 350,437.26

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.