Finding the Fourth Proportional to 5,183,480.79, 7,154,626.28 and 3,008,724.62
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Solution
The fourth proportional to 5,183,480.79, 7,154,626.28 and 3,008,724.62 is: 4,152,865.82
Step by Step Solution
- Step 1: Write the proportion equation
5,183,480.79 : 7,154,626.28 = 3,008,724.62 : x - Step 2: Convert to fraction form
5,183,480.79/7,154,626.28 = 3,008,724.62/x - Step 3: Cross multiply
5,183,480.79x = 7,154,626.28 × 3,008,724.62 - Step 4: Simplify right side
5,183,480.79x = 21,526,300,184,718.26 - Step 5: Solve for x
x = 21,526,300,184,718.26/5,183,480.79 - Step 6: Final answer
x = 4,152,865.82
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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.