Finding the Fourth Proportional to 1,728,153.36, 2,592,718.56 and 591,161.76
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Solution
The fourth proportional to 1,728,153.36, 2,592,718.56 and 591,161.76 is: 886,909.75
Step by Step Solution
- Step 1: Write the proportion equation
1,728,153.36 : 2,592,718.56 = 591,161.76 : x - Step 2: Convert to fraction form
1,728,153.36/2,592,718.56 = 591,161.76/x - Step 3: Cross multiply
1,728,153.36x = 2,592,718.56 × 591,161.76 - Step 4: Simplify right side
1,728,153.36x = 1,532,716,067,114.27 - Step 5: Solve for x
x = 1,532,716,067,114.27/1,728,153.36 - Step 6: Final answer
x = 886,909.75
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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.