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Finding the Third Proportional to 16,011 and 21,370.50

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Solution

The third proportional to 16,011 and 21,370.50 is: 28,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,011 : 21,370.50 = 21,370.50 : x
  2. Step 2: Convert to fraction form
    16,011/21,370.50 = 21,370.50/x
  3. Step 3: Cross multiply
    16,011x = 21,370.50 × 21,370.50
  4. Step 4: Simplify right side
    16,011x = 456,698,270.25
  5. Step 5: Solve for x
    x = 456,698,270.25/16,011
  6. Step 6: Final answer
    x = 28,524.03

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.