Finding the Fourth Proportional to 1,253,833.44, 1,730,731.59 and 744,532.17
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Solution
The fourth proportional to 1,253,833.44, 1,730,731.59 and 744,532.17 is: 1,027,716.53
Step by Step Solution
- Step 1: Write the proportion equation
1,253,833.44 : 1,730,731.59 = 744,532.17 : x - Step 2: Convert to fraction form
1,253,833.44/1,730,731.59 = 744,532.17/x - Step 3: Cross multiply
1,253,833.44x = 1,730,731.59 × 744,532.17 - Step 4: Simplify right side
1,253,833.44x = 1,288,585,346,390.25 - Step 5: Solve for x
x = 1,288,585,346,390.25/1,253,833.44 - Step 6: Final answer
x = 1,027,716.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.