Home / 919,436.06-1,268,102.78-597,249.92

Finding the Fourth Proportional to 919,436.06, 1,268,102.78 and 597,249.92

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Solution

The fourth proportional to 919,436.06, 1,268,102.78 and 597,249.92 is: 823,737.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,436.06 : 1,268,102.78 = 597,249.92 : x
  2. Step 2: Convert to fraction form
    919,436.06/1,268,102.78 = 597,249.92/x
  3. Step 3: Cross multiply
    919,436.06x = 1,268,102.78 × 597,249.92
  4. Step 4: Simplify right side
    919,436.06x = 757,374,283,906.78
  5. Step 5: Solve for x
    x = 757,374,283,906.78/919,436.06
  6. Step 6: Final answer
    x = 823,737.85

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Double scale
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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.