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Finding the Fourth Proportional to 199,080.60, 298,707.30 and 100,584.60

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Solution

The fourth proportional to 199,080.60, 298,707.30 and 100,584.60 is: 150,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,080.60 : 298,707.30 = 100,584.60 : x
  2. Step 2: Convert to fraction form
    199,080.60/298,707.30 = 100,584.60/x
  3. Step 3: Cross multiply
    199,080.60x = 298,707.30 × 100,584.60
  4. Step 4: Simplify right side
    199,080.60x = 30,045,354,287.58
  5. Step 5: Solve for x
    x = 30,045,354,287.58/199,080.60
  6. Step 6: Final answer
    x = 150,920.55

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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.