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Finding the Third Proportional to 62,980 and 94,308

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Solution

The third proportional to 62,980 and 94,308 is: 141,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,980 : 94,308 = 94,308 : x
  2. Step 2: Convert to fraction form
    62,980/94,308 = 94,308/x
  3. Step 3: Cross multiply
    62,980x = 94,308 × 94,308
  4. Step 4: Simplify right side
    62,980x = 8,893,998,864
  5. Step 5: Solve for x
    x = 8,893,998,864/62,980
  6. Step 6: Final answer
    x = 141,219.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.