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Finding the Third Proportional to 2,964 and 5,118

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Solution

The third proportional to 2,964 and 5,118 is: 8,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964 : 5,118 = 5,118 : x
  2. Step 2: Convert to fraction form
    2,964/5,118 = 5,118/x
  3. Step 3: Cross multiply
    2,964x = 5,118 × 5,118
  4. Step 4: Simplify right side
    2,964x = 26,193,924
  5. Step 5: Solve for x
    x = 26,193,924/2,964
  6. Step 6: Final answer
    x = 8,837.36

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Why These Related Problems?

These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.