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Finding the Third Proportional to 7,796 and 14,872

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Solution

The third proportional to 7,796 and 14,872 is: 28,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796 : 14,872 = 14,872 : x
  2. Step 2: Convert to fraction form
    7,796/14,872 = 14,872/x
  3. Step 3: Cross multiply
    7,796x = 14,872 × 14,872
  4. Step 4: Simplify right side
    7,796x = 221,176,384
  5. Step 5: Solve for x
    x = 221,176,384/7,796
  6. Step 6: Final answer
    x = 28,370.50

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.