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Finding the Third Proportional to 185,049.38 and 398,164.88

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Solution

The third proportional to 185,049.38 and 398,164.88 is: 856,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,049.38 : 398,164.88 = 398,164.88 : x
  2. Step 2: Convert to fraction form
    185,049.38/398,164.88 = 398,164.88/x
  3. Step 3: Cross multiply
    185,049.38x = 398,164.88 × 398,164.88
  4. Step 4: Simplify right side
    185,049.38x = 158,535,267,683.77
  5. Step 5: Solve for x
    x = 158,535,267,683.77/185,049.38
  6. Step 6: Final answer
    x = 856,718.74

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.