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Finding the Fourth Proportional to 383,524.00, 529,145.83 and 222,346.88

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Solution

The fourth proportional to 383,524.00, 529,145.83 and 222,346.88 is: 306,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,524.00 : 529,145.83 = 222,346.88 : x
  2. Step 2: Convert to fraction form
    383,524.00/529,145.83 = 222,346.88/x
  3. Step 3: Cross multiply
    383,524.00x = 529,145.83 × 222,346.88
  4. Step 4: Simplify right side
    383,524.00x = 117,653,926,383.21
  5. Step 5: Solve for x
    x = 117,653,926,383.21/383,524.00
  6. Step 6: Final answer
    x = 306,770.70

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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.