Finding the Fourth Proportional to 5,519,769.63, 7,617,282.51 and 3,072,327.99
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Solution
The fourth proportional to 5,519,769.63, 7,617,282.51 and 3,072,327.99 is: 4,239,812.86
Step by Step Solution
- Step 1: Write the proportion equation
5,519,769.63 : 7,617,282.51 = 3,072,327.99 : x - Step 2: Convert to fraction form
5,519,769.63/7,617,282.51 = 3,072,327.99/x - Step 3: Cross multiply
5,519,769.63x = 7,617,282.51 × 3,072,327.99 - Step 4: Simplify right side
5,519,769.63x = 23,402,790,263,210.46 - Step 5: Solve for x
x = 23,402,790,263,210.46/5,519,769.63 - Step 6: Final answer
x = 4,239,812.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.