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Finding the Fourth Proportional to 383,598.87, 529,395.24 and 222,452.52

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Solution

The fourth proportional to 383,598.87, 529,395.24 and 222,452.52 is: 307,001.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,598.87 : 529,395.24 = 222,452.52 : x
  2. Step 2: Convert to fraction form
    383,598.87/529,395.24 = 222,452.52/x
  3. Step 3: Cross multiply
    383,598.87x = 529,395.24 × 222,452.52
  4. Step 4: Simplify right side
    383,598.87x = 117,765,305,214.01
  5. Step 5: Solve for x
    x = 117,765,305,214.01/383,598.87
  6. Step 6: Final answer
    x = 307,001.18

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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.