Finding the Fourth Proportional to 1,184,299.47, 1,634,517.23 and 777,581.19
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Solution
The fourth proportional to 1,184,299.47, 1,634,517.23 and 777,581.19 is: 1,073,182.82
Step by Step Solution
- Step 1: Write the proportion equation
1,184,299.47 : 1,634,517.23 = 777,581.19 : x - Step 2: Convert to fraction form
1,184,299.47/1,634,517.23 = 777,581.19/x - Step 3: Cross multiply
1,184,299.47x = 1,634,517.23 × 777,581.19 - Step 4: Simplify right side
1,184,299.47x = 1,270,969,848,891.00 - Step 5: Solve for x
x = 1,270,969,848,891.00/1,184,299.47 - Step 6: Final answer
x = 1,073,182.82
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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.