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Finding the Third Proportional to 9,152 and 11,748

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Solution

The third proportional to 9,152 and 11,748 is: 15,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152 : 11,748 = 11,748 : x
  2. Step 2: Convert to fraction form
    9,152/11,748 = 11,748/x
  3. Step 3: Cross multiply
    9,152x = 11,748 × 11,748
  4. Step 4: Simplify right side
    9,152x = 138,015,504
  5. Step 5: Solve for x
    x = 138,015,504/9,152
  6. Step 6: Final answer
    x = 15,080.37

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.