Finding the Fourth Proportional to 1,135,185.62, 1,566,566.73 and 625,906.10
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Solution
The fourth proportional to 1,135,185.62, 1,566,566.73 and 625,906.10 is: 863,756.25
Step by Step Solution
- Step 1: Write the proportion equation
1,135,185.62 : 1,566,566.73 = 625,906.10 : x - Step 2: Convert to fraction form
1,135,185.62/1,566,566.73 = 625,906.10/x - Step 3: Cross multiply
1,135,185.62x = 1,566,566.73 × 625,906.10 - Step 4: Simplify right side
1,135,185.62x = 980,523,672,364.05 - Step 5: Solve for x
x = 980,523,672,364.05/1,135,185.62 - Step 6: Final answer
x = 863,756.25
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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.