Home / 683,030.40-1,024,837.20-327,861.60

Finding the Fourth Proportional to 683,030.40, 1,024,837.20 and 327,861.60

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Solution

The fourth proportional to 683,030.40, 1,024,837.20 and 327,861.60 is: 491,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,030.40 : 1,024,837.20 = 327,861.60 : x
  2. Step 2: Convert to fraction form
    683,030.40/1,024,837.20 = 327,861.60/x
  3. Step 3: Cross multiply
    683,030.40x = 1,024,837.20 × 327,861.60
  4. Step 4: Simplify right side
    683,030.40x = 336,004,764,131.52
  5. Step 5: Solve for x
    x = 336,004,764,131.52/683,030.40
  6. Step 6: Final answer
    x = 491,932.37

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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.