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Finding the Third Proportional to 96,417 and 209,418.19

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Solution

The third proportional to 96,417 and 209,418.19 is: 454,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,417 : 209,418.19 = 209,418.19 : x
  2. Step 2: Convert to fraction form
    96,417/209,418.19 = 209,418.19/x
  3. Step 3: Cross multiply
    96,417x = 209,418.19 × 209,418.19
  4. Step 4: Simplify right side
    96,417x = 43,855,977,255.79
  5. Step 5: Solve for x
    x = 43,855,977,255.79/96,417
  6. Step 6: Final answer
    x = 454,857.31

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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.