Home / 522,331.80-783,556.56-167,221.32

Finding the Fourth Proportional to 522,331.80, 783,556.56 and 167,221.32

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Solution

The fourth proportional to 522,331.80, 783,556.56 and 167,221.32 is: 250,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,331.80 : 783,556.56 = 167,221.32 : x
  2. Step 2: Convert to fraction form
    522,331.80/783,556.56 = 167,221.32/x
  3. Step 3: Cross multiply
    522,331.80x = 783,556.56 × 167,221.32
  4. Step 4: Simplify right side
    522,331.80x = 131,027,362,257.86
  5. Step 5: Solve for x
    x = 131,027,362,257.86/522,331.80
  6. Step 6: Final answer
    x = 250,850.82

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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.