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Finding the Third Proportional to 75,118 and 116,484

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Solution

The third proportional to 75,118 and 116,484 is: 180,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,118 : 116,484 = 116,484 : x
  2. Step 2: Convert to fraction form
    75,118/116,484 = 116,484/x
  3. Step 3: Cross multiply
    75,118x = 116,484 × 116,484
  4. Step 4: Simplify right side
    75,118x = 13,568,522,256
  5. Step 5: Solve for x
    x = 13,568,522,256/75,118
  6. Step 6: Final answer
    x = 180,629.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.