Finding the Fourth Proportional to 359,659.83, 496,322.99 and 196,310.94
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Solution
The fourth proportional to 359,659.83, 496,322.99 and 196,310.94 is: 270,904.96
Step by Step Solution
- Step 1: Write the proportion equation
359,659.83 : 496,322.99 = 196,310.94 : x - Step 2: Convert to fraction form
359,659.83/496,322.99 = 196,310.94/x - Step 3: Cross multiply
359,659.83x = 496,322.99 × 196,310.94 - Step 4: Simplify right side
359,659.83x = 97,433,631,728.96 - Step 5: Solve for x
x = 97,433,631,728.96/359,659.83 - Step 6: Final answer
x = 270,904.96
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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.