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Finding the Third Proportional to 2,930 and 6,254

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Solution

The third proportional to 2,930 and 6,254 is: 13,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930 : 6,254 = 6,254 : x
  2. Step 2: Convert to fraction form
    2,930/6,254 = 6,254/x
  3. Step 3: Cross multiply
    2,930x = 6,254 × 6,254
  4. Step 4: Simplify right side
    2,930x = 39,112,516
  5. Step 5: Solve for x
    x = 39,112,516/2,930
  6. Step 6: Final answer
    x = 13,348.98

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.