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Finding the Third Proportional to 16,491 and 26,604

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Solution

The third proportional to 16,491 and 26,604 is: 42,918.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,491 : 26,604 = 26,604 : x
  2. Step 2: Convert to fraction form
    16,491/26,604 = 26,604/x
  3. Step 3: Cross multiply
    16,491x = 26,604 × 26,604
  4. Step 4: Simplify right side
    16,491x = 707,772,816
  5. Step 5: Solve for x
    x = 707,772,816/16,491
  6. Step 6: Final answer
    x = 42,918.73

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.