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Finding the Third Proportional to 42,906.50 and 94,539

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Solution

The third proportional to 42,906.50 and 94,539 is: 208,304.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,906.50 : 94,539 = 94,539 : x
  2. Step 2: Convert to fraction form
    42,906.50/94,539 = 94,539/x
  3. Step 3: Cross multiply
    42,906.50x = 94,539 × 94,539
  4. Step 4: Simplify right side
    42,906.50x = 8,937,622,521
  5. Step 5: Solve for x
    x = 8,937,622,521/42,906.50
  6. Step 6: Final answer
    x = 208,304.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.