Finding the Fourth Proportional to 190,241.83, 283,683.92 and 188,533.49
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Solution
The fourth proportional to 190,241.83, 283,683.92 and 188,533.49 is: 281,136.49
Step by Step Solution
- Step 1: Write the proportion equation
190,241.83 : 283,683.92 = 188,533.49 : x - Step 2: Convert to fraction form
190,241.83/283,683.92 = 188,533.49/x - Step 3: Cross multiply
190,241.83x = 283,683.92 × 188,533.49 - Step 4: Simplify right side
190,241.83x = 53,483,919,023.15 - Step 5: Solve for x
x = 53,483,919,023.15/190,241.83 - Step 6: Final answer
x = 281,136.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.