Finding the Fourth Proportional to 843,756.60, 1,164,325.68 and 481,195.80
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Solution
The fourth proportional to 843,756.60, 1,164,325.68 and 481,195.80 is: 664,016.88
Step by Step Solution
- Step 1: Write the proportion equation
843,756.60 : 1,164,325.68 = 481,195.80 : x - Step 2: Convert to fraction form
843,756.60/1,164,325.68 = 481,195.80/x - Step 3: Cross multiply
843,756.60x = 1,164,325.68 × 481,195.80 - Step 4: Simplify right side
843,756.60x = 560,268,627,048.14 - Step 5: Solve for x
x = 560,268,627,048.14/843,756.60 - Step 6: Final answer
x = 664,016.88
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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.