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Finding the Third Proportional to 18,619.31 and 26,045.44

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Solution

The third proportional to 18,619.31 and 26,045.44 is: 36,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,619.31 : 26,045.44 = 26,045.44 : x
  2. Step 2: Convert to fraction form
    18,619.31/26,045.44 = 26,045.44/x
  3. Step 3: Cross multiply
    18,619.31x = 26,045.44 × 26,045.44
  4. Step 4: Simplify right side
    18,619.31x = 678,364,814.57
  5. Step 5: Solve for x
    x = 678,364,814.57/18,619.31
  6. Step 6: Final answer
    x = 36,433.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.