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Finding the Fourth Proportional to 618,597.75, 927,896.63 and 151,653.75

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Solution

The fourth proportional to 618,597.75, 927,896.63 and 151,653.75 is: 227,480.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,597.75 : 927,896.63 = 151,653.75 : x
  2. Step 2: Convert to fraction form
    618,597.75/927,896.63 = 151,653.75/x
  3. Step 3: Cross multiply
    618,597.75x = 927,896.63 × 151,653.75
  4. Step 4: Simplify right side
    618,597.75x = 140,719,002,793.59
  5. Step 5: Solve for x
    x = 140,719,002,793.59/618,597.75
  6. Step 6: Final answer
    x = 227,480.63

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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.