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Finding the Fourth Proportional to 383,296,736.40, 574,945,104.60 and 383,296,736.40

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Solution

The fourth proportional to 383,296,736.40, 574,945,104.60 and 383,296,736.40 is: 574,945,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,296,736.40 : 574,945,104.60 = 383,296,736.40 : x
  2. Step 2: Convert to fraction form
    383,296,736.40/574,945,104.60 = 383,296,736.40/x
  3. Step 3: Cross multiply
    383,296,736.40x = 574,945,104.60 × 383,296,736.40
  4. Step 4: Simplify right side
    383,296,736.40x = 220,374,582,202,336,608
  5. Step 5: Solve for x
    x = 220,374,582,202,336,608/383,296,736.40
  6. Step 6: Final answer
    x = 574,945,104.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.