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Finding the Fourth Proportional to 325,597.88, 449,181.95 and 196,464.33

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Solution

The fourth proportional to 325,597.88, 449,181.95 and 196,464.33 is: 271,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,597.88 : 449,181.95 = 196,464.33 : x
  2. Step 2: Convert to fraction form
    325,597.88/449,181.95 = 196,464.33/x
  3. Step 3: Cross multiply
    325,597.88x = 449,181.95 × 196,464.33
  4. Step 4: Simplify right side
    325,597.88x = 88,248,228,188.09
  5. Step 5: Solve for x
    x = 88,248,228,188.09/325,597.88
  6. Step 6: Final answer
    x = 271,034.40

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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.