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Finding the Third Proportional to 10,608 and 14,888

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Solution

The third proportional to 10,608 and 14,888 is: 20,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608 : 14,888 = 14,888 : x
  2. Step 2: Convert to fraction form
    10,608/14,888 = 14,888/x
  3. Step 3: Cross multiply
    10,608x = 14,888 × 14,888
  4. Step 4: Simplify right side
    10,608x = 221,652,544
  5. Step 5: Solve for x
    x = 221,652,544/10,608
  6. Step 6: Final answer
    x = 20,894.85

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.