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Finding the Fourth Proportional to 322,586,627.20, 483,879,940.80 and 322,586,627.20

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Solution

The fourth proportional to 322,586,627.20, 483,879,940.80 and 322,586,627.20 is: 483,879,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,586,627.20 : 483,879,940.80 = 322,586,627.20 : x
  2. Step 2: Convert to fraction form
    322,586,627.20/483,879,940.80 = 322,586,627.20/x
  3. Step 3: Cross multiply
    322,586,627.20x = 483,879,940.80 × 322,586,627.20
  4. Step 4: Simplify right side
    322,586,627.20x = 156,093,198,072,407,680
  5. Step 5: Solve for x
    x = 156,093,198,072,407,680/322,586,627.20
  6. Step 6: Final answer
    x = 483,879,940.80

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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.