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Finding the Third Proportional to 14,712.94 and 18,890.91

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Solution

The third proportional to 14,712.94 and 18,890.91 is: 24,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,712.94 : 18,890.91 = 18,890.91 : x
  2. Step 2: Convert to fraction form
    14,712.94/18,890.91 = 18,890.91/x
  3. Step 3: Cross multiply
    14,712.94x = 18,890.91 × 18,890.91
  4. Step 4: Simplify right side
    14,712.94x = 356,866,338.95
  5. Step 5: Solve for x
    x = 356,866,338.95/14,712.94
  6. Step 6: Final answer
    x = 24,255.27

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.