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Finding the Third Proportional to 16,634 and 35,905

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Solution

The third proportional to 16,634 and 35,905 is: 77,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,634 : 35,905 = 35,905 : x
  2. Step 2: Convert to fraction form
    16,634/35,905 = 35,905/x
  3. Step 3: Cross multiply
    16,634x = 35,905 × 35,905
  4. Step 4: Simplify right side
    16,634x = 1,289,169,025
  5. Step 5: Solve for x
    x = 1,289,169,025/16,634
  6. Step 6: Final answer
    x = 77,502.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.