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Finding the Third Proportional to 838,447.50 and 1,809,687

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Solution

The third proportional to 838,447.50 and 1,809,687 is: 3,905,989.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,447.50 : 1,809,687 = 1,809,687 : x
  2. Step 2: Convert to fraction form
    838,447.50/1,809,687 = 1,809,687/x
  3. Step 3: Cross multiply
    838,447.50x = 1,809,687 × 1,809,687
  4. Step 4: Simplify right side
    838,447.50x = 3,274,967,037,969
  5. Step 5: Solve for x
    x = 3,274,967,037,969/838,447.50
  6. Step 6: Final answer
    x = 3,905,989.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.