Finding the Fourth Proportional to 1,919,527.17, 2,879,828.84 and 840,133.79
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Solution
The fourth proportional to 1,919,527.17, 2,879,828.84 and 840,133.79 is: 1,260,436.19
Step by Step Solution
- Step 1: Write the proportion equation
1,919,527.17 : 2,879,828.84 = 840,133.79 : x - Step 2: Convert to fraction form
1,919,527.17/2,879,828.84 = 840,133.79/x - Step 3: Cross multiply
1,919,527.17x = 2,879,828.84 × 840,133.79 - Step 4: Simplify right side
1,919,527.17x = 2,419,441,516,401.05 - Step 5: Solve for x
x = 2,419,441,516,401.05/1,919,527.17 - Step 6: Final answer
x = 1,260,436.19
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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.