Finding the Fourth Proportional to 489,933.53, 734,614.20 and 190,063.68
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Solution
The fourth proportional to 489,933.53, 734,614.20 and 190,063.68 is: 284,984.53
Step by Step Solution
- Step 1: Write the proportion equation
489,933.53 : 734,614.20 = 190,063.68 : x - Step 2: Convert to fraction form
489,933.53/734,614.20 = 190,063.68/x - Step 3: Cross multiply
489,933.53x = 734,614.20 × 190,063.68 - Step 4: Simplify right side
489,933.53x = 139,623,478,232.26 - Step 5: Solve for x
x = 139,623,478,232.26/489,933.53 - Step 6: Final answer
x = 284,984.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.