Finding the Fourth Proportional to 343,733.75, 474,355.82 and 192,833.99
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Solution
The fourth proportional to 343,733.75, 474,355.82 and 192,833.99 is: 266,112.72
Step by Step Solution
- Step 1: Write the proportion equation
343,733.75 : 474,355.82 = 192,833.99 : x - Step 2: Convert to fraction form
343,733.75/474,355.82 = 192,833.99/x - Step 3: Cross multiply
343,733.75x = 474,355.82 × 192,833.99 - Step 4: Simplify right side
343,733.75x = 91,471,924,486.15 - Step 5: Solve for x
x = 91,471,924,486.15/343,733.75 - Step 6: Final answer
x = 266,112.72
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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.