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Finding the Third Proportional to 76,493 and 118,155

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Solution

The third proportional to 76,493 and 118,155 is: 182,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,493 : 118,155 = 118,155 : x
  2. Step 2: Convert to fraction form
    76,493/118,155 = 118,155/x
  3. Step 3: Cross multiply
    76,493x = 118,155 × 118,155
  4. Step 4: Simplify right side
    76,493x = 13,960,604,025
  5. Step 5: Solve for x
    x = 13,960,604,025/76,493
  6. Step 6: Final answer
    x = 182,508.26

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.