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Finding the Third Proportional to 30,167 and 63,684

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Solution

The third proportional to 30,167 and 63,684 is: 134,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,167 : 63,684 = 63,684 : x
  2. Step 2: Convert to fraction form
    30,167/63,684 = 63,684/x
  3. Step 3: Cross multiply
    30,167x = 63,684 × 63,684
  4. Step 4: Simplify right side
    30,167x = 4,055,651,856
  5. Step 5: Solve for x
    x = 4,055,651,856/30,167
  6. Step 6: Final answer
    x = 134,440.01

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.