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Finding the Third Proportional to 11,698.31 and 17,479.13

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Solution

The third proportional to 11,698.31 and 17,479.13 is: 26,116.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.31 : 17,479.13 = 17,479.13 : x
  2. Step 2: Convert to fraction form
    11,698.31/17,479.13 = 17,479.13/x
  3. Step 3: Cross multiply
    11,698.31x = 17,479.13 × 17,479.13
  4. Step 4: Simplify right side
    11,698.31x = 305,519,810.77
  5. Step 5: Solve for x
    x = 305,519,810.77/11,698.31
  6. Step 6: Final answer
    x = 26,116.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.