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Finding the Third Proportional to 393,205,003.50 and 847,691,362.50

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Solution

The third proportional to 393,205,003.50 and 847,691,362.50 is: 1,827,496,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,205,003.50 : 847,691,362.50 = 847,691,362.50 : x
  2. Step 2: Convert to fraction form
    393,205,003.50/847,691,362.50 = 847,691,362.50/x
  3. Step 3: Cross multiply
    393,205,003.50x = 847,691,362.50 × 847,691,362.50
  4. Step 4: Simplify right side
    393,205,003.50x = 718,580,646,057,106,432
  5. Step 5: Solve for x
    x = 718,580,646,057,106,432/393,205,003.50
  6. Step 6: Final answer
    x = 1,827,496,190.69

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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.