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Finding the Fourth Proportional to 234,735.60, 352,103.40 and 68,523.60

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Solution

The fourth proportional to 234,735.60, 352,103.40 and 68,523.60 is: 102,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,735.60 : 352,103.40 = 68,523.60 : x
  2. Step 2: Convert to fraction form
    234,735.60/352,103.40 = 68,523.60/x
  3. Step 3: Cross multiply
    234,735.60x = 352,103.40 × 68,523.60
  4. Step 4: Simplify right side
    234,735.60x = 24,127,392,540.24
  5. Step 5: Solve for x
    x = 24,127,392,540.24/234,735.60
  6. Step 6: Final answer
    x = 102,785.40

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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.