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Finding the Third Proportional to 8,622,495.50 and 11,988,770.25

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Solution

The third proportional to 8,622,495.50 and 11,988,770.25 is: 16,669,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622,495.50 : 11,988,770.25 = 11,988,770.25 : x
  2. Step 2: Convert to fraction form
    8,622,495.50/11,988,770.25 = 11,988,770.25/x
  3. Step 3: Cross multiply
    8,622,495.50x = 11,988,770.25 × 11,988,770.25
  4. Step 4: Simplify right side
    8,622,495.50x = 143,730,612,107,285.06
  5. Step 5: Solve for x
    x = 143,730,612,107,285.06/8,622,495.50
  6. Step 6: Final answer
    x = 16,669,259.16

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.