Home / 327,008.12-451,394.53-191,086.27

Finding the Fourth Proportional to 327,008.12, 451,394.53 and 191,086.27

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Solution

The fourth proportional to 327,008.12, 451,394.53 and 191,086.27 is: 263,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,008.12 : 451,394.53 = 191,086.27 : x
  2. Step 2: Convert to fraction form
    327,008.12/451,394.53 = 191,086.27/x
  3. Step 3: Cross multiply
    327,008.12x = 451,394.53 × 191,086.27
  4. Step 4: Simplify right side
    327,008.12x = 86,255,295,429.90
  5. Step 5: Solve for x
    x = 86,255,295,429.90/327,008.12
  6. Step 6: Final answer
    x = 263,771.11

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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.