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Finding the Third Proportional to 3,889 and 7,598

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Solution

The third proportional to 3,889 and 7,598 is: 14,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889 : 7,598 = 7,598 : x
  2. Step 2: Convert to fraction form
    3,889/7,598 = 7,598/x
  3. Step 3: Cross multiply
    3,889x = 7,598 × 7,598
  4. Step 4: Simplify right side
    3,889x = 57,729,604
  5. Step 5: Solve for x
    x = 57,729,604/3,889
  6. Step 6: Final answer
    x = 14,844.33

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.