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Finding the Third Proportional to 76,017 and 164,127

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Solution

The third proportional to 76,017 and 164,127 is: 354,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,017 : 164,127 = 164,127 : x
  2. Step 2: Convert to fraction form
    76,017/164,127 = 164,127/x
  3. Step 3: Cross multiply
    76,017x = 164,127 × 164,127
  4. Step 4: Simplify right side
    76,017x = 26,937,672,129
  5. Step 5: Solve for x
    x = 26,937,672,129/76,017
  6. Step 6: Final answer
    x = 354,363.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.