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Finding the Fourth Proportional to 325,477.44, 449,138.88 and 182,213.28

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Solution

The fourth proportional to 325,477.44, 449,138.88 and 182,213.28 is: 251,443.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,477.44 : 449,138.88 = 182,213.28 : x
  2. Step 2: Convert to fraction form
    325,477.44/449,138.88 = 182,213.28/x
  3. Step 3: Cross multiply
    325,477.44x = 449,138.88 × 182,213.28
  4. Step 4: Simplify right side
    325,477.44x = 81,839,068,500.33
  5. Step 5: Solve for x
    x = 81,839,068,500.33/325,477.44
  6. Step 6: Final answer
    x = 251,443.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.