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Finding the Third Proportional to 103,946 and 220,252

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Solution

The third proportional to 103,946 and 220,252 is: 466,693.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,946 : 220,252 = 220,252 : x
  2. Step 2: Convert to fraction form
    103,946/220,252 = 220,252/x
  3. Step 3: Cross multiply
    103,946x = 220,252 × 220,252
  4. Step 4: Simplify right side
    103,946x = 48,510,943,504
  5. Step 5: Solve for x
    x = 48,510,943,504/103,946
  6. Step 6: Final answer
    x = 466,693.70

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.