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Finding the Third Proportional to 46,910 and 98,678

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Solution

The third proportional to 46,910 and 98,678 is: 207,575.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,910 : 98,678 = 98,678 : x
  2. Step 2: Convert to fraction form
    46,910/98,678 = 98,678/x
  3. Step 3: Cross multiply
    46,910x = 98,678 × 98,678
  4. Step 4: Simplify right side
    46,910x = 9,737,347,684
  5. Step 5: Solve for x
    x = 9,737,347,684/46,910
  6. Step 6: Final answer
    x = 207,575.09

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.