Finding the Fourth Proportional to 1,519,724.16, 2,278,743.60 and 621,795.84
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Solution
The fourth proportional to 1,519,724.16, 2,278,743.60 and 621,795.84 is: 932,348.99
Step by Step Solution
- Step 1: Write the proportion equation
1,519,724.16 : 2,278,743.60 = 621,795.84 : x - Step 2: Convert to fraction form
1,519,724.16/2,278,743.60 = 621,795.84/x - Step 3: Cross multiply
1,519,724.16x = 2,278,743.60 × 621,795.84 - Step 4: Simplify right side
1,519,724.16x = 1,416,913,290,906.62 - Step 5: Solve for x
x = 1,416,913,290,906.62/1,519,724.16 - Step 6: Final answer
x = 932,348.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.