Finding the Fourth Proportional to 5,974,577.20, 8,243,499.36 and 3,396,054.99
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Solution
The fourth proportional to 5,974,577.20, 8,243,499.36 and 3,396,054.99 is: 4,685,750.34
Step by Step Solution
- Step 1: Write the proportion equation
5,974,577.20 : 8,243,499.36 = 3,396,054.99 : x - Step 2: Convert to fraction form
5,974,577.20/8,243,499.36 = 3,396,054.99/x - Step 3: Cross multiply
5,974,577.20x = 8,243,499.36 × 3,396,054.99 - Step 4: Simplify right side
5,974,577.20x = 27,995,377,136,589.81 - Step 5: Solve for x
x = 27,995,377,136,589.81/5,974,577.20 - Step 6: Final answer
x = 4,685,750.34
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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.