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Finding the Third Proportional to 96,819 and 208,470

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Solution

The third proportional to 96,819 and 208,470 is: 448,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,819 : 208,470 = 208,470 : x
  2. Step 2: Convert to fraction form
    96,819/208,470 = 208,470/x
  3. Step 3: Cross multiply
    96,819x = 208,470 × 208,470
  4. Step 4: Simplify right side
    96,819x = 43,459,740,900
  5. Step 5: Solve for x
    x = 43,459,740,900/96,819
  6. Step 6: Final answer
    x = 448,876.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.