Finding the Fourth Proportional to 5,582,129.49, 7,704,171.72 and 3,407,932.98
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Solution
The fourth proportional to 5,582,129.49, 7,704,171.72 and 3,407,932.98 is: 4,703,456.08
Step by Step Solution
- Step 1: Write the proportion equation
5,582,129.49 : 7,704,171.72 = 3,407,932.98 : x - Step 2: Convert to fraction form
5,582,129.49/7,704,171.72 = 3,407,932.98/x - Step 3: Cross multiply
5,582,129.49x = 7,704,171.72 × 3,407,932.98 - Step 4: Simplify right side
5,582,129.49x = 26,255,300,888,171.32 - Step 5: Solve for x
x = 26,255,300,888,171.32/5,582,129.49 - Step 6: Final answer
x = 4,703,456.08
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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.