Finding the Fourth Proportional to 461,233.80, 691,850.70 and 367,921.80
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Solution
The fourth proportional to 461,233.80, 691,850.70 and 367,921.80 is: 551,882.70
Step by Step Solution
- Step 1: Write the proportion equation
461,233.80 : 691,850.70 = 367,921.80 : x - Step 2: Convert to fraction form
461,233.80/691,850.70 = 367,921.80/x - Step 3: Cross multiply
461,233.80x = 691,850.70 × 367,921.80 - Step 4: Simplify right side
461,233.80x = 254,546,954,875.26 - Step 5: Solve for x
x = 254,546,954,875.26/461,233.80 - Step 6: Final answer
x = 551,882.70
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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.