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Finding the Fourth Proportional to 234,917.82, 352,420.45 and 106,843.32

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Solution

The fourth proportional to 234,917.82, 352,420.45 and 106,843.32 is: 160,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,917.82 : 352,420.45 = 106,843.32 : x
  2. Step 2: Convert to fraction form
    234,917.82/352,420.45 = 106,843.32/x
  3. Step 3: Cross multiply
    234,917.82x = 352,420.45 × 106,843.32
  4. Step 4: Simplify right side
    234,917.82x = 37,653,770,913.89
  5. Step 5: Solve for x
    x = 37,653,770,913.89/234,917.82
  6. Step 6: Final answer
    x = 160,284.86

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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.