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Finding the Fourth Proportional to 383,735.88, 529,594.20 and 222,626.88

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Solution

The fourth proportional to 383,735.88, 529,594.20 and 222,626.88 is: 307,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,735.88 : 529,594.20 = 222,626.88 : x
  2. Step 2: Convert to fraction form
    383,735.88/529,594.20 = 222,626.88/x
  3. Step 3: Cross multiply
    383,735.88x = 529,594.20 × 222,626.88
  4. Step 4: Simplify right side
    383,735.88x = 117,901,904,412.10
  5. Step 5: Solve for x
    x = 117,901,904,412.10/383,735.88
  6. Step 6: Final answer
    x = 307,247.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.