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Finding the Third Proportional to 148,794 and 208,115

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Solution

The third proportional to 148,794 and 208,115 is: 291,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,794 : 208,115 = 208,115 : x
  2. Step 2: Convert to fraction form
    148,794/208,115 = 208,115/x
  3. Step 3: Cross multiply
    148,794x = 208,115 × 208,115
  4. Step 4: Simplify right side
    148,794x = 43,311,853,225
  5. Step 5: Solve for x
    x = 43,311,853,225/148,794
  6. Step 6: Final answer
    x = 291,086.02

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.