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Finding the Third Proportional to 20,845,755 and 30,072,753.56

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Solution

The third proportional to 20,845,755 and 30,072,753.56 is: 43,383,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,845,755 : 30,072,753.56 = 30,072,753.56 : x
  2. Step 2: Convert to fraction form
    20,845,755/30,072,753.56 = 30,072,753.56/x
  3. Step 3: Cross multiply
    20,845,755x = 30,072,753.56 × 30,072,753.56
  4. Step 4: Simplify right side
    20,845,755x = 904,370,506,830,856.50
  5. Step 5: Solve for x
    x = 904,370,506,830,856.50/20,845,755
  6. Step 6: Final answer
    x = 43,383,917.10

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.