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Finding the Third Proportional to 190,186 and 265,872

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Solution

The third proportional to 190,186 and 265,872 is: 371,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,186 : 265,872 = 265,872 : x
  2. Step 2: Convert to fraction form
    190,186/265,872 = 265,872/x
  3. Step 3: Cross multiply
    190,186x = 265,872 × 265,872
  4. Step 4: Simplify right side
    190,186x = 70,687,920,384
  5. Step 5: Solve for x
    x = 70,687,920,384/190,186
  6. Step 6: Final answer
    x = 371,677.83

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.