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Finding the Fourth Proportional to 235,383.36, 352,993.23 and 100,441.97

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Solution

The fourth proportional to 235,383.36, 352,993.23 and 100,441.97 is: 150,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,383.36 : 352,993.23 = 100,441.97 : x
  2. Step 2: Convert to fraction form
    235,383.36/352,993.23 = 100,441.97/x
  3. Step 3: Cross multiply
    235,383.36x = 352,993.23 × 100,441.97
  4. Step 4: Simplify right side
    235,383.36x = 35,455,335,417.86
  5. Step 5: Solve for x
    x = 35,455,335,417.86/235,383.36
  6. Step 6: Final answer
    x = 150,628.05

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1.5x scale

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.