Home / 672,144.48-1,008,388.44-222,990.48

Finding the Fourth Proportional to 672,144.48, 1,008,388.44 and 222,990.48

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Solution

The fourth proportional to 672,144.48, 1,008,388.44 and 222,990.48 is: 334,542.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,144.48 : 1,008,388.44 = 222,990.48 : x
  2. Step 2: Convert to fraction form
    672,144.48/1,008,388.44 = 222,990.48/x
  3. Step 3: Cross multiply
    672,144.48x = 1,008,388.44 × 222,990.48
  4. Step 4: Simplify right side
    672,144.48x = 224,861,022,262.05
  5. Step 5: Solve for x
    x = 224,861,022,262.05/672,144.48
  6. Step 6: Final answer
    x = 334,542.69

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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.