Finding the Fourth Proportional to 4,861,449.99, 7,290,982.45 and 2,302,572.51
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Solution
The fourth proportional to 4,861,449.99, 7,290,982.45 and 2,302,572.51 is: 3,453,293.93
Step by Step Solution
- Step 1: Write the proportion equation
4,861,449.99 : 7,290,982.45 = 2,302,572.51 : x - Step 2: Convert to fraction form
4,861,449.99/7,290,982.45 = 2,302,572.51/x - Step 3: Cross multiply
4,861,449.99x = 7,290,982.45 × 2,302,572.51 - Step 4: Simplify right side
4,861,449.99x = 16,788,015,760,262.45 - Step 5: Solve for x
x = 16,788,015,760,262.45/4,861,449.99 - Step 6: Final answer
x = 3,453,293.93
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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.