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Finding the Third Proportional to 61,308 and 134,172

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Solution

The third proportional to 61,308 and 134,172 is: 293,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,308 : 134,172 = 134,172 : x
  2. Step 2: Convert to fraction form
    61,308/134,172 = 134,172/x
  3. Step 3: Cross multiply
    61,308x = 134,172 × 134,172
  4. Step 4: Simplify right side
    61,308x = 18,002,125,584
  5. Step 5: Solve for x
    x = 18,002,125,584/61,308
  6. Step 6: Final answer
    x = 293,634.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.