Home / 766,997.55-1,150,496.10-234,518.54

Finding the Fourth Proportional to 766,997.55, 1,150,496.10 and 234,518.54

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Solution

The fourth proportional to 766,997.55, 1,150,496.10 and 234,518.54 is: 351,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,997.55 : 1,150,496.10 = 234,518.54 : x
  2. Step 2: Convert to fraction form
    766,997.55/1,150,496.10 = 234,518.54/x
  3. Step 3: Cross multiply
    766,997.55x = 1,150,496.10 × 234,518.54
  4. Step 4: Simplify right side
    766,997.55x = 269,812,659,895.21
  5. Step 5: Solve for x
    x = 269,812,659,895.21/766,997.55
  6. Step 6: Final answer
    x = 351,777.73

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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.