Home / 766,843.32-1,150,264.98-234,365.88

Finding the Fourth Proportional to 766,843.32, 1,150,264.98 and 234,365.88

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Solution

The fourth proportional to 766,843.32, 1,150,264.98 and 234,365.88 is: 351,548.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,843.32 : 1,150,264.98 = 234,365.88 : x
  2. Step 2: Convert to fraction form
    766,843.32/1,150,264.98 = 234,365.88/x
  3. Step 3: Cross multiply
    766,843.32x = 1,150,264.98 × 234,365.88
  4. Step 4: Simplify right side
    766,843.32x = 269,582,864,270.88
  5. Step 5: Solve for x
    x = 269,582,864,270.88/766,843.32
  6. Step 6: Final answer
    x = 351,548.82

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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.