Home / 327,074.23-451,347.60-191,120.59

Finding the Fourth Proportional to 327,074.23, 451,347.60 and 191,120.59

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Solution

The fourth proportional to 327,074.23, 451,347.60 and 191,120.59 is: 263,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,074.23 : 451,347.60 = 191,120.59 : x
  2. Step 2: Convert to fraction form
    327,074.23/451,347.60 = 191,120.59/x
  3. Step 3: Cross multiply
    327,074.23x = 451,347.60 × 191,120.59
  4. Step 4: Simplify right side
    327,074.23x = 86,261,819,607.08
  5. Step 5: Solve for x
    x = 86,261,819,607.08/327,074.23
  6. Step 6: Final answer
    x = 263,737.74

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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.