Home / 681,908.60-1,022,826.06-208,594.01

Finding the Fourth Proportional to 681,908.60, 1,022,826.06 and 208,594.01

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Solution

The fourth proportional to 681,908.60, 1,022,826.06 and 208,594.01 is: 312,879.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,908.60 : 1,022,826.06 = 208,594.01 : x
  2. Step 2: Convert to fraction form
    681,908.60/1,022,826.06 = 208,594.01/x
  3. Step 3: Cross multiply
    681,908.60x = 1,022,826.06 × 208,594.01
  4. Step 4: Simplify right side
    681,908.60x = 213,355,384,273.77
  5. Step 5: Solve for x
    x = 213,355,384,273.77/681,908.60
  6. Step 6: Final answer
    x = 312,879.74

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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.