Finding the Fourth Proportional to 1,229,576.35, 1,696,236.26 and 799,699.63
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Solution
The fourth proportional to 1,229,576.35, 1,696,236.26 and 799,699.63 is: 1,103,208.85
Step by Step Solution
- Step 1: Write the proportion equation
1,229,576.35 : 1,696,236.26 = 799,699.63 : x - Step 2: Convert to fraction form
1,229,576.35/1,696,236.26 = 799,699.63/x - Step 3: Cross multiply
1,229,576.35x = 1,696,236.26 × 799,699.63 - Step 4: Simplify right side
1,229,576.35x = 1,356,479,509,514.58 - Step 5: Solve for x
x = 1,356,479,509,514.58/1,229,576.35 - Step 6: Final answer
x = 1,103,208.85
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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.