Finding the Fourth Proportional to 919,522.36, 1,268,928.67 and 517,114.36
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Solution
The fourth proportional to 919,522.36, 1,268,928.67 and 517,114.36 is: 713,610.96
Step by Step Solution
- Step 1: Write the proportion equation
919,522.36 : 1,268,928.67 = 517,114.36 : x - Step 2: Convert to fraction form
919,522.36/1,268,928.67 = 517,114.36/x - Step 3: Cross multiply
919,522.36x = 1,268,928.67 × 517,114.36 - Step 4: Simplify right side
919,522.36x = 656,181,228,142.49 - Step 5: Solve for x
x = 656,181,228,142.49/919,522.36 - Step 6: Final answer
x = 713,610.96
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1.5x scale
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.