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Finding the Third Proportional to 49,498 and 107,878

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Solution

The third proportional to 49,498 and 107,878 is: 235,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,498 : 107,878 = 107,878 : x
  2. Step 2: Convert to fraction form
    49,498/107,878 = 107,878/x
  3. Step 3: Cross multiply
    49,498x = 107,878 × 107,878
  4. Step 4: Simplify right side
    49,498x = 11,637,662,884
  5. Step 5: Solve for x
    x = 11,637,662,884/49,498
  6. Step 6: Final answer
    x = 235,113.80

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.