Finding the Fourth Proportional to 7,603,799.96, 11,405,503.10 and 2,555,110.46
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Solution
The fourth proportional to 7,603,799.96, 11,405,503.10 and 2,555,110.46 is: 3,832,599.54
Step by Step Solution
- Step 1: Write the proportion equation
7,603,799.96 : 11,405,503.10 = 2,555,110.46 : x - Step 2: Convert to fraction form
7,603,799.96/11,405,503.10 = 2,555,110.46/x - Step 3: Cross multiply
7,603,799.96x = 11,405,503.10 × 2,555,110.46 - Step 4: Simplify right side
7,603,799.96x = 29,142,320,202,569.36 - Step 5: Solve for x
x = 29,142,320,202,569.36/7,603,799.96 - Step 6: Final answer
x = 3,832,599.54
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1.5x scale
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.