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Finding the Third Proportional to 136,158 and 299,193

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Solution

The third proportional to 136,158 and 299,193 is: 657,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,158 : 299,193 = 299,193 : x
  2. Step 2: Convert to fraction form
    136,158/299,193 = 299,193/x
  3. Step 3: Cross multiply
    136,158x = 299,193 × 299,193
  4. Step 4: Simplify right side
    136,158x = 89,516,451,249
  5. Step 5: Solve for x
    x = 89,516,451,249/136,158
  6. Step 6: Final answer
    x = 657,445.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.