Home / 677,233.08-1,015,460.82-203,778.36

Finding the Fourth Proportional to 677,233.08, 1,015,460.82 and 203,778.36

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Solution

The fourth proportional to 677,233.08, 1,015,460.82 and 203,778.36 is: 305,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,233.08 : 1,015,460.82 = 203,778.36 : x
  2. Step 2: Convert to fraction form
    677,233.08/1,015,460.82 = 203,778.36/x
  3. Step 3: Cross multiply
    677,233.08x = 1,015,460.82 × 203,778.36
  4. Step 4: Simplify right side
    677,233.08x = 206,928,940,543.86
  5. Step 5: Solve for x
    x = 206,928,940,543.86/677,233.08
  6. Step 6: Final answer
    x = 305,550.55

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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.