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Finding the Third Proportional to 15,290.44 and 23,631.47

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Solution

The third proportional to 15,290.44 and 23,631.47 is: 36,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,290.44 : 23,631.47 = 23,631.47 : x
  2. Step 2: Convert to fraction form
    15,290.44/23,631.47 = 23,631.47/x
  3. Step 3: Cross multiply
    15,290.44x = 23,631.47 × 23,631.47
  4. Step 4: Simplify right side
    15,290.44x = 558,446,315.28
  5. Step 5: Solve for x
    x = 558,446,315.28/15,290.44
  6. Step 6: Final answer
    x = 36,522.59

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.