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Finding the Third Proportional to 329,131,380 and 707,795,880

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Solution

The third proportional to 329,131,380 and 707,795,880 is: 1,522,112,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,131,380 : 707,795,880 = 707,795,880 : x
  2. Step 2: Convert to fraction form
    329,131,380/707,795,880 = 707,795,880/x
  3. Step 3: Cross multiply
    329,131,380x = 707,795,880 × 707,795,880
  4. Step 4: Simplify right side
    329,131,380x = 500,975,007,744,974,400
  5. Step 5: Solve for x
    x = 500,975,007,744,974,400/329,131,380
  6. Step 6: Final answer
    x = 1,522,112,561.08

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.