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Finding the Fourth Proportional to 327,065.75, 451,388.16 and 181,886.01

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Solution

The fourth proportional to 327,065.75, 451,388.16 and 181,886.01 is: 251,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,065.75 : 451,388.16 = 181,886.01 : x
  2. Step 2: Convert to fraction form
    327,065.75/451,388.16 = 181,886.01/x
  3. Step 3: Cross multiply
    327,065.75x = 451,388.16 × 181,886.01
  4. Step 4: Simplify right side
    327,065.75x = 82,101,189,690.94
  5. Step 5: Solve for x
    x = 82,101,189,690.94/327,065.75
  6. Step 6: Final answer
    x = 251,023.50

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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.