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Finding the Third Proportional to 16,578 and 36,261

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Solution

The third proportional to 16,578 and 36,261 is: 79,313.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578 : 36,261 = 36,261 : x
  2. Step 2: Convert to fraction form
    16,578/36,261 = 36,261/x
  3. Step 3: Cross multiply
    16,578x = 36,261 × 36,261
  4. Step 4: Simplify right side
    16,578x = 1,314,860,121
  5. Step 5: Solve for x
    x = 1,314,860,121/16,578
  6. Step 6: Final answer
    x = 79,313.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.