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Finding the Fourth Proportional to 322,866.27, 445,555.40 and 179,626.28

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Solution

The fourth proportional to 322,866.27, 445,555.40 and 179,626.28 is: 247,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,866.27 : 445,555.40 = 179,626.28 : x
  2. Step 2: Convert to fraction form
    322,866.27/445,555.40 = 179,626.28/x
  3. Step 3: Cross multiply
    322,866.27x = 445,555.40 × 179,626.28
  4. Step 4: Simplify right side
    322,866.27x = 80,033,455,910.00
  5. Step 5: Solve for x
    x = 80,033,455,910.00/322,866.27
  6. Step 6: Final answer
    x = 247,884.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.