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Finding the Third Proportional to 9,620 and 14,863

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Solution

The third proportional to 9,620 and 14,863 is: 22,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620 : 14,863 = 14,863 : x
  2. Step 2: Convert to fraction form
    9,620/14,863 = 14,863/x
  3. Step 3: Cross multiply
    9,620x = 14,863 × 14,863
  4. Step 4: Simplify right side
    9,620x = 220,908,769
  5. Step 5: Solve for x
    x = 220,908,769/9,620
  6. Step 6: Final answer
    x = 22,963.49

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.