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Finding the Third Proportional to 97,308 and 207,172

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Solution

The third proportional to 97,308 and 207,172 is: 441,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,308 : 207,172 = 207,172 : x
  2. Step 2: Convert to fraction form
    97,308/207,172 = 207,172/x
  3. Step 3: Cross multiply
    97,308x = 207,172 × 207,172
  4. Step 4: Simplify right side
    97,308x = 42,920,237,584
  5. Step 5: Solve for x
    x = 42,920,237,584/97,308
  6. Step 6: Final answer
    x = 441,076.15

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.