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Finding the Third Proportional to 42,443,914.50 and 90,938,505

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Solution

The third proportional to 42,443,914.50 and 90,938,505 is: 194,840,928.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,443,914.50 : 90,938,505 = 90,938,505 : x
  2. Step 2: Convert to fraction form
    42,443,914.50/90,938,505 = 90,938,505/x
  3. Step 3: Cross multiply
    42,443,914.50x = 90,938,505 × 90,938,505
  4. Step 4: Simplify right side
    42,443,914.50x = 8,269,811,691,635,025
  5. Step 5: Solve for x
    x = 8,269,811,691,635,025/42,443,914.50
  6. Step 6: Final answer
    x = 194,840,928.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.