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Finding the Third Proportional to 17,715 and 38,526

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Solution

The third proportional to 17,715 and 38,526 is: 83,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715 : 38,526 = 38,526 : x
  2. Step 2: Convert to fraction form
    17,715/38,526 = 38,526/x
  3. Step 3: Cross multiply
    17,715x = 38,526 × 38,526
  4. Step 4: Simplify right side
    17,715x = 1,484,252,676
  5. Step 5: Solve for x
    x = 1,484,252,676/17,715
  6. Step 6: Final answer
    x = 83,785.08

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.