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Finding the Third Proportional to 49,295 and 77,229

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Solution

The third proportional to 49,295 and 77,229 is: 120,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,295 : 77,229 = 77,229 : x
  2. Step 2: Convert to fraction form
    49,295/77,229 = 77,229/x
  3. Step 3: Cross multiply
    49,295x = 77,229 × 77,229
  4. Step 4: Simplify right side
    49,295x = 5,964,318,441
  5. Step 5: Solve for x
    x = 5,964,318,441/49,295
  6. Step 6: Final answer
    x = 120,992.36

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.