Finding the Fourth Proportional to 464,245.20, 696,367.68 and 306,436.68
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Solution
The fourth proportional to 464,245.20, 696,367.68 and 306,436.68 is: 459,654.94
Step by Step Solution
- Step 1: Write the proportion equation
464,245.20 : 696,367.68 = 306,436.68 : x - Step 2: Convert to fraction form
464,245.20/696,367.68 = 306,436.68/x - Step 3: Cross multiply
464,245.20x = 696,367.68 × 306,436.68 - Step 4: Simplify right side
464,245.20x = 213,392,599,918.50 - Step 5: Solve for x
x = 213,392,599,918.50/464,245.20 - Step 6: Final answer
x = 459,654.94
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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.