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Finding the Third Proportional to 79,384,148 and 170,932,025

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Solution

The third proportional to 79,384,148 and 170,932,025 is: 368,055,309.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,384,148 : 170,932,025 = 170,932,025 : x
  2. Step 2: Convert to fraction form
    79,384,148/170,932,025 = 170,932,025/x
  3. Step 3: Cross multiply
    79,384,148x = 170,932,025 × 170,932,025
  4. Step 4: Simplify right side
    79,384,148x = 29,217,757,170,600,624
  5. Step 5: Solve for x
    x = 29,217,757,170,600,624/79,384,148
  6. Step 6: Final answer
    x = 368,055,309.61

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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.