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Finding the Third Proportional to 164,967 and 247,446

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Solution

The third proportional to 164,967 and 247,446 is: 371,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,967 : 247,446 = 247,446 : x
  2. Step 2: Convert to fraction form
    164,967/247,446 = 247,446/x
  3. Step 3: Cross multiply
    164,967x = 247,446 × 247,446
  4. Step 4: Simplify right side
    164,967x = 61,229,522,916
  5. Step 5: Solve for x
    x = 61,229,522,916/164,967
  6. Step 6: Final answer
    x = 371,162.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.