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Finding the Third Proportional to 47,964 and 102,976

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Solution

The third proportional to 47,964 and 102,976 is: 221,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,964 : 102,976 = 102,976 : x
  2. Step 2: Convert to fraction form
    47,964/102,976 = 102,976/x
  3. Step 3: Cross multiply
    47,964x = 102,976 × 102,976
  4. Step 4: Simplify right side
    47,964x = 10,604,056,576
  5. Step 5: Solve for x
    x = 10,604,056,576/47,964
  6. Step 6: Final answer
    x = 221,083.66

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.