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Finding the Fourth Proportional to 234,819.77, 352,244.30 and 66,353.00

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Solution

The fourth proportional to 234,819.77, 352,244.30 and 66,353.00 is: 99,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,819.77 : 352,244.30 = 66,353.00 : x
  2. Step 2: Convert to fraction form
    234,819.77/352,244.30 = 66,353.00/x
  3. Step 3: Cross multiply
    234,819.77x = 352,244.30 × 66,353.00
  4. Step 4: Simplify right side
    234,819.77x = 23,372,463,944.91
  5. Step 5: Solve for x
    x = 23,372,463,944.91/234,819.77
  6. Step 6: Final answer
    x = 99,533.63

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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.