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Finding the Third Proportional to 49,236 and 54,772

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Solution

The third proportional to 49,236 and 54,772 is: 60,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,236 : 54,772 = 54,772 : x
  2. Step 2: Convert to fraction form
    49,236/54,772 = 54,772/x
  3. Step 3: Cross multiply
    49,236x = 54,772 × 54,772
  4. Step 4: Simplify right side
    49,236x = 2,999,971,984
  5. Step 5: Solve for x
    x = 2,999,971,984/49,236
  6. Step 6: Final answer
    x = 60,930.46

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.