Finding the Fourth Proportional to 271,329.08, 374,434.25 and 150,471.81
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Solution
The fourth proportional to 271,329.08, 374,434.25 and 150,471.81 is: 207,651.17
Step by Step Solution
- Step 1: Write the proportion equation
271,329.08 : 374,434.25 = 150,471.81 : x - Step 2: Convert to fraction form
271,329.08/374,434.25 = 150,471.81/x - Step 3: Cross multiply
271,329.08x = 374,434.25 × 150,471.81 - Step 4: Simplify right side
271,329.08x = 56,341,798,571.13 - Step 5: Solve for x
x = 56,341,798,571.13/271,329.08 - Step 6: Final answer
x = 207,651.17
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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.