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Finding the Third Proportional to 190,162 and 299,079

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Solution

The third proportional to 190,162 and 299,079 is: 470,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,162 : 299,079 = 299,079 : x
  2. Step 2: Convert to fraction form
    190,162/299,079 = 299,079/x
  3. Step 3: Cross multiply
    190,162x = 299,079 × 299,079
  4. Step 4: Simplify right side
    190,162x = 89,448,248,241
  5. Step 5: Solve for x
    x = 89,448,248,241/190,162
  6. Step 6: Final answer
    x = 470,379.19

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.