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Finding the Third Proportional to 70,000 and 106,295

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Solution

The third proportional to 70,000 and 106,295 is: 161,408.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,000 : 106,295 = 106,295 : x
  2. Step 2: Convert to fraction form
    70,000/106,295 = 106,295/x
  3. Step 3: Cross multiply
    70,000x = 106,295 × 106,295
  4. Step 4: Simplify right side
    70,000x = 11,298,627,025
  5. Step 5: Solve for x
    x = 11,298,627,025/70,000
  6. Step 6: Final answer
    x = 161,408.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.