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Finding the Third Proportional to 15,366.38 and 31,299.75

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Solution

The third proportional to 15,366.38 and 31,299.75 is: 63,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366.38 : 31,299.75 = 31,299.75 : x
  2. Step 2: Convert to fraction form
    15,366.38/31,299.75 = 31,299.75/x
  3. Step 3: Cross multiply
    15,366.38x = 31,299.75 × 31,299.75
  4. Step 4: Simplify right side
    15,366.38x = 979,674,350.06
  5. Step 5: Solve for x
    x = 979,674,350.06/15,366.38
  6. Step 6: Final answer
    x = 63,754.42

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.