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Finding the Third Proportional to 102,010 and 220,960

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Solution

The third proportional to 102,010 and 220,960 is: 478,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,010 : 220,960 = 220,960 : x
  2. Step 2: Convert to fraction form
    102,010/220,960 = 220,960/x
  3. Step 3: Cross multiply
    102,010x = 220,960 × 220,960
  4. Step 4: Simplify right side
    102,010x = 48,823,321,600
  5. Step 5: Solve for x
    x = 48,823,321,600/102,010
  6. Step 6: Final answer
    x = 478,613.09

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.