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Finding the Third Proportional to 5,072,818.50 and 10,644,135

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Solution

The third proportional to 5,072,818.50 and 10,644,135 is: 22,334,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,818.50 : 10,644,135 = 10,644,135 : x
  2. Step 2: Convert to fraction form
    5,072,818.50/10,644,135 = 10,644,135/x
  3. Step 3: Cross multiply
    5,072,818.50x = 10,644,135 × 10,644,135
  4. Step 4: Simplify right side
    5,072,818.50x = 113,297,609,898,225
  5. Step 5: Solve for x
    x = 113,297,609,898,225/5,072,818.50
  6. Step 6: Final answer
    x = 22,334,252.62

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.