Finding the Fourth Proportional to 1,186,594.75, 1,778,647.96 and 554,976.19
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Solution
The fourth proportional to 1,186,594.75, 1,778,647.96 and 554,976.19 is: 831,882.38
Step by Step Solution
- Step 1: Write the proportion equation
1,186,594.75 : 1,778,647.96 = 554,976.19 : x - Step 2: Convert to fraction form
1,186,594.75/1,778,647.96 = 554,976.19/x - Step 3: Cross multiply
1,186,594.75x = 1,778,647.96 × 554,976.19 - Step 4: Simplify right side
1,186,594.75x = 987,107,264,439.17 - Step 5: Solve for x
x = 987,107,264,439.17/1,186,594.75 - Step 6: Final answer
x = 831,882.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.