Finding the Fourth Proportional to 1,193,649.94, 1,648,716.42 and 866,440.18
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Solution
The fourth proportional to 1,193,649.94, 1,648,716.42 and 866,440.18 is: 1,196,761.38
Step by Step Solution
- Step 1: Write the proportion equation
1,193,649.94 : 1,648,716.42 = 866,440.18 : x - Step 2: Convert to fraction form
1,193,649.94/1,648,716.42 = 866,440.18/x - Step 3: Cross multiply
1,193,649.94x = 1,648,716.42 × 866,440.18 - Step 4: Simplify right side
1,193,649.94x = 1,428,514,151,713.76 - Step 5: Solve for x
x = 1,428,514,151,713.76/1,193,649.94 - Step 6: Final answer
x = 1,196,761.38
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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.