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Finding the Fourth Proportional to 400,256.37, 599,790.42 and 222,518.88

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Solution

The fourth proportional to 400,256.37, 599,790.42 and 222,518.88 is: 333,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,256.37 : 599,790.42 = 222,518.88 : x
  2. Step 2: Convert to fraction form
    400,256.37/599,790.42 = 222,518.88/x
  3. Step 3: Cross multiply
    400,256.37x = 599,790.42 × 222,518.88
  4. Step 4: Simplify right side
    400,256.37x = 133,464,692,493.13
  5. Step 5: Solve for x
    x = 133,464,692,493.13/400,256.37
  6. Step 6: Final answer
    x = 333,448.02

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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.