Finding the Fourth Proportional to 1,099,680.84, 1,517,577.93 and 616,353.84
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Solution
The fourth proportional to 1,099,680.84, 1,517,577.93 and 616,353.84 is: 850,578.60
Step by Step Solution
- Step 1: Write the proportion equation
1,099,680.84 : 1,517,577.93 = 616,353.84 : x - Step 2: Convert to fraction form
1,099,680.84/1,517,577.93 = 616,353.84/x - Step 3: Cross multiply
1,099,680.84x = 1,517,577.93 × 616,353.84 - Step 4: Simplify right side
1,099,680.84x = 935,364,984,654.75 - Step 5: Solve for x
x = 935,364,984,654.75/1,099,680.84 - Step 6: Final answer
x = 850,578.60
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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.