Finding the Fourth Proportional to 1,811,166.40, 2,716,749.60 and 866,382.40
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Solution
The fourth proportional to 1,811,166.40, 2,716,749.60 and 866,382.40 is: 1,299,573.60
Step by Step Solution
- Step 1: Write the proportion equation
1,811,166.40 : 2,716,749.60 = 866,382.40 : x - Step 2: Convert to fraction form
1,811,166.40/2,716,749.60 = 866,382.40/x - Step 3: Cross multiply
1,811,166.40x = 2,716,749.60 × 866,382.40 - Step 4: Simplify right side
1,811,166.40x = 2,353,744,038,647.04 - Step 5: Solve for x
x = 2,353,744,038,647.04/1,811,166.40 - Step 6: Final answer
x = 1,299,573.60
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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.