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Finding the Fourth Proportional to 446,202,142.20, 669,303,213.30 and 446,202,142.20

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Solution

The fourth proportional to 446,202,142.20, 669,303,213.30 and 446,202,142.20 is: 669,303,213.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,202,142.20 : 669,303,213.30 = 446,202,142.20 : x
  2. Step 2: Convert to fraction form
    446,202,142.20/669,303,213.30 = 446,202,142.20/x
  3. Step 3: Cross multiply
    446,202,142.20x = 669,303,213.30 × 446,202,142.20
  4. Step 4: Simplify right side
    446,202,142.20x = 298,644,527,555,803,520
  5. Step 5: Solve for x
    x = 298,644,527,555,803,520/446,202,142.20
  6. Step 6: Final answer
    x = 669,303,213.30

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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.