Home / 327,460.42-491,190.63-117,085.60

Finding the Fourth Proportional to 327,460.42, 491,190.63 and 117,085.60

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Solution

The fourth proportional to 327,460.42, 491,190.63 and 117,085.60 is: 175,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,460.42 : 491,190.63 = 117,085.60 : x
  2. Step 2: Convert to fraction form
    327,460.42/491,190.63 = 117,085.60/x
  3. Step 3: Cross multiply
    327,460.42x = 491,190.63 × 117,085.60
  4. Step 4: Simplify right side
    327,460.42x = 57,511,349,627.93
  5. Step 5: Solve for x
    x = 57,511,349,627.93/327,460.42
  6. Step 6: Final answer
    x = 175,628.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.