Finding the Fourth Proportional to 1,114,814.52, 1,538,452.08 and 605,517.12
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Solution
The fourth proportional to 1,114,814.52, 1,538,452.08 and 605,517.12 is: 835,617.99
Step by Step Solution
- Step 1: Write the proportion equation
1,114,814.52 : 1,538,452.08 = 605,517.12 : x - Step 2: Convert to fraction form
1,114,814.52/1,538,452.08 = 605,517.12/x - Step 3: Cross multiply
1,114,814.52x = 1,538,452.08 × 605,517.12 - Step 4: Simplify right side
1,114,814.52x = 931,559,072,739.61 - Step 5: Solve for x
x = 931,559,072,739.61/1,114,814.52 - Step 6: Final answer
x = 835,617.99
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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.