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Finding the Fourth Proportional to 240,375.23, 360,308.60 and 90,550.68

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Solution

The fourth proportional to 240,375.23, 360,308.60 and 90,550.68 is: 135,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,375.23 : 360,308.60 = 90,550.68 : x
  2. Step 2: Convert to fraction form
    240,375.23/360,308.60 = 90,550.68/x
  3. Step 3: Cross multiply
    240,375.23x = 360,308.60 × 90,550.68
  4. Step 4: Simplify right side
    240,375.23x = 32,626,188,287.09
  5. Step 5: Solve for x
    x = 32,626,188,287.09/240,375.23
  6. Step 6: Final answer
    x = 135,730.25

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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.