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Finding the Fourth Proportional to 235,383.60, 352,856.70 and 164,306.10

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Solution

The fourth proportional to 235,383.60, 352,856.70 and 164,306.10 is: 246,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,383.60 : 352,856.70 = 164,306.10 : x
  2. Step 2: Convert to fraction form
    235,383.60/352,856.70 = 164,306.10/x
  3. Step 3: Cross multiply
    235,383.60x = 352,856.70 × 164,306.10
  4. Step 4: Simplify right side
    235,383.60x = 57,976,508,235.87
  5. Step 5: Solve for x
    x = 57,976,508,235.87/235,383.60
  6. Step 6: Final answer
    x = 246,306.49

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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.