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Finding the Third Proportional to 5,970 and 9,899

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Solution

The third proportional to 5,970 and 9,899 is: 16,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970 : 9,899 = 9,899 : x
  2. Step 2: Convert to fraction form
    5,970/9,899 = 9,899/x
  3. Step 3: Cross multiply
    5,970x = 9,899 × 9,899
  4. Step 4: Simplify right side
    5,970x = 97,990,201
  5. Step 5: Solve for x
    x = 97,990,201/5,970
  6. Step 6: Final answer
    x = 16,413.77

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.