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Finding the Third Proportional to 16,711.31 and 36,303.19

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Solution

The third proportional to 16,711.31 and 36,303.19 is: 78,864.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.31 : 36,303.19 = 36,303.19 : x
  2. Step 2: Convert to fraction form
    16,711.31/36,303.19 = 36,303.19/x
  3. Step 3: Cross multiply
    16,711.31x = 36,303.19 × 36,303.19
  4. Step 4: Simplify right side
    16,711.31x = 1,317,921,422.66
  5. Step 5: Solve for x
    x = 1,317,921,422.66/16,711.31
  6. Step 6: Final answer
    x = 78,864.03

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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.