Finding the Fourth Proportional to 341,138.28, 470,771.28 and 188,173.02
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Solution
The fourth proportional to 341,138.28, 470,771.28 and 188,173.02 is: 259,679.02
Step by Step Solution
- Step 1: Write the proportion equation
341,138.28 : 470,771.28 = 188,173.02 : x - Step 2: Convert to fraction form
341,138.28/470,771.28 = 188,173.02/x - Step 3: Cross multiply
341,138.28x = 470,771.28 × 188,173.02 - Step 4: Simplify right side
341,138.28x = 88,586,453,486.87 - Step 5: Solve for x
x = 88,586,453,486.87/341,138.28 - Step 6: Final answer
x = 259,679.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.