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Finding the Third Proportional to 54,684 and 113,730

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Solution

The third proportional to 54,684 and 113,730 is: 236,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,684 : 113,730 = 113,730 : x
  2. Step 2: Convert to fraction form
    54,684/113,730 = 113,730/x
  3. Step 3: Cross multiply
    54,684x = 113,730 × 113,730
  4. Step 4: Simplify right side
    54,684x = 12,934,512,900
  5. Step 5: Solve for x
    x = 12,934,512,900/54,684
  6. Step 6: Final answer
    x = 236,531.95

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.