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Finding the Third Proportional to 4,072,801.50 and 8,959,167

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Solution

The third proportional to 4,072,801.50 and 8,959,167 is: 19,707,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072,801.50 : 8,959,167 = 8,959,167 : x
  2. Step 2: Convert to fraction form
    4,072,801.50/8,959,167 = 8,959,167/x
  3. Step 3: Cross multiply
    4,072,801.50x = 8,959,167 × 8,959,167
  4. Step 4: Simplify right side
    4,072,801.50x = 80,266,673,333,889
  5. Step 5: Solve for x
    x = 80,266,673,333,889/4,072,801.50
  6. Step 6: Final answer
    x = 19,707,975.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.