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Finding the Third Proportional to 92,059 and 198,603

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Solution

The third proportional to 92,059 and 198,603 is: 428,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,059 : 198,603 = 198,603 : x
  2. Step 2: Convert to fraction form
    92,059/198,603 = 198,603/x
  3. Step 3: Cross multiply
    92,059x = 198,603 × 198,603
  4. Step 4: Simplify right side
    92,059x = 39,443,151,609
  5. Step 5: Solve for x
    x = 39,443,151,609/92,059
  6. Step 6: Final answer
    x = 428,455.14

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.