Finding the Fourth Proportional to 1,167,893.85, 1,611,388.51 and 684,198.98
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Solution
The fourth proportional to 1,167,893.85, 1,611,388.51 and 684,198.98 is: 944,015.90
Step by Step Solution
- Step 1: Write the proportion equation
1,167,893.85 : 1,611,388.51 = 684,198.98 : x - Step 2: Convert to fraction form
1,167,893.85/1,611,388.51 = 684,198.98/x - Step 3: Cross multiply
1,167,893.85x = 1,611,388.51 × 684,198.98 - Step 4: Simplify right side
1,167,893.85x = 1,102,510,363,447.78 - Step 5: Solve for x
x = 1,102,510,363,447.78/1,167,893.85 - Step 6: Final answer
x = 944,015.90
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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.