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Finding the Third Proportional to 20,902,171.50 and 28,883,000.25

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Solution

The third proportional to 20,902,171.50 and 28,883,000.25 is: 39,911,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,902,171.50 : 28,883,000.25 = 28,883,000.25 : x
  2. Step 2: Convert to fraction form
    20,902,171.50/28,883,000.25 = 28,883,000.25/x
  3. Step 3: Cross multiply
    20,902,171.50x = 28,883,000.25 × 28,883,000.25
  4. Step 4: Simplify right side
    20,902,171.50x = 834,227,703,441,500
  5. Step 5: Solve for x
    x = 834,227,703,441,500/20,902,171.50
  6. Step 6: Final answer
    x = 39,911,054.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.