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Finding the Third Proportional to 163,016 and 247,856

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Solution

The third proportional to 163,016 and 247,856 is: 376,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,016 : 247,856 = 247,856 : x
  2. Step 2: Convert to fraction form
    163,016/247,856 = 247,856/x
  3. Step 3: Cross multiply
    163,016x = 247,856 × 247,856
  4. Step 4: Simplify right side
    163,016x = 61,432,596,736
  5. Step 5: Solve for x
    x = 61,432,596,736/163,016
  6. Step 6: Final answer
    x = 376,850.11

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.