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Finding the Third Proportional to 97,638 and 201,108

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Solution

The third proportional to 97,638 and 201,108 is: 414,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,638 : 201,108 = 201,108 : x
  2. Step 2: Convert to fraction form
    97,638/201,108 = 201,108/x
  3. Step 3: Cross multiply
    97,638x = 201,108 × 201,108
  4. Step 4: Simplify right side
    97,638x = 40,444,427,664
  5. Step 5: Solve for x
    x = 40,444,427,664/97,638
  6. Step 6: Final answer
    x = 414,228.35

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.