Finding the Fourth Proportional to 5,524,326.64, 7,623,953.92 and 3,348,961.48
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Solution
The fourth proportional to 5,524,326.64, 7,623,953.92 and 3,348,961.48 is: 4,621,799.12
Step by Step Solution
- Step 1: Write the proportion equation
5,524,326.64 : 7,623,953.92 = 3,348,961.48 : x - Step 2: Convert to fraction form
5,524,326.64/7,623,953.92 = 3,348,961.48/x - Step 3: Cross multiply
5,524,326.64x = 7,623,953.92 × 3,348,961.48 - Step 4: Simplify right side
5,524,326.64x = 25,532,328,003,375 - Step 5: Solve for x
x = 25,532,328,003,375/5,524,326.64 - Step 6: Final answer
x = 4,621,799.12
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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.