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Finding the Fourth Proportional to 327,246.30, 490,843.50 and 116,862.30

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Solution

The fourth proportional to 327,246.30, 490,843.50 and 116,862.30 is: 175,284.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,246.30 : 490,843.50 = 116,862.30 : x
  2. Step 2: Convert to fraction form
    327,246.30/490,843.50 = 116,862.30/x
  3. Step 3: Cross multiply
    327,246.30x = 490,843.50 × 116,862.30
  4. Step 4: Simplify right side
    327,246.30x = 57,361,100,350.05
  5. Step 5: Solve for x
    x = 57,361,100,350.05/327,246.30
  6. Step 6: Final answer
    x = 175,284.18

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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.