Finding the Fourth Proportional to 341,944.35, 471,905.55 and 227,043.09
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Solution
The fourth proportional to 341,944.35, 471,905.55 and 227,043.09 is: 313,334.30
Step by Step Solution
- Step 1: Write the proportion equation
341,944.35 : 471,905.55 = 227,043.09 : x - Step 2: Convert to fraction form
341,944.35/471,905.55 = 227,043.09/x - Step 3: Cross multiply
341,944.35x = 471,905.55 × 227,043.09 - Step 4: Simplify right side
341,944.35x = 107,142,894,260.15 - Step 5: Solve for x
x = 107,142,894,260.15/341,944.35 - Step 6: Final answer
x = 313,334.30
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1.5x scale
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.