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Finding the Fourth Proportional to 444,864,138.70, 667,296,208.05 and 444,864,138.70

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Solution

The fourth proportional to 444,864,138.70, 667,296,208.05 and 444,864,138.70 is: 667,296,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,864,138.70 : 667,296,208.05 = 444,864,138.70 : x
  2. Step 2: Convert to fraction form
    444,864,138.70/667,296,208.05 = 444,864,138.70/x
  3. Step 3: Cross multiply
    444,864,138.70x = 667,296,208.05 × 444,864,138.70
  4. Step 4: Simplify right side
    444,864,138.70x = 296,856,152,851,939,200
  5. Step 5: Solve for x
    x = 296,856,152,851,939,200/444,864,138.70
  6. Step 6: Final answer
    x = 667,296,208.05

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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.