Finding the Fourth Proportional to 396,805.38, 594,585.99 and 337,396.74
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Solution
The fourth proportional to 396,805.38, 594,585.99 and 337,396.74 is: 505,566.17
Step by Step Solution
- Step 1: Write the proportion equation
396,805.38 : 594,585.99 = 337,396.74 : x - Step 2: Convert to fraction form
396,805.38/594,585.99 = 337,396.74/x - Step 3: Cross multiply
396,805.38x = 594,585.99 × 337,396.74 - Step 4: Simplify right side
396,805.38x = 200,611,374,675.67 - Step 5: Solve for x
x = 200,611,374,675.67/396,805.38 - Step 6: Final answer
x = 505,566.17
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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.