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Finding the Third Proportional to 7,792 and 11,550

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Solution

The third proportional to 7,792 and 11,550 is: 17,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792 : 11,550 = 11,550 : x
  2. Step 2: Convert to fraction form
    7,792/11,550 = 11,550/x
  3. Step 3: Cross multiply
    7,792x = 11,550 × 11,550
  4. Step 4: Simplify right side
    7,792x = 133,402,500
  5. Step 5: Solve for x
    x = 133,402,500/7,792
  6. Step 6: Final answer
    x = 17,120.44

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.