Finding the Fourth Proportional to 1,067,787.96, 1,474,235.09 and 952,868.98
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Solution
The fourth proportional to 1,067,787.96, 1,474,235.09 and 952,868.98 is: 1,315,572.89
Step by Step Solution
- Step 1: Write the proportion equation
1,067,787.96 : 1,474,235.09 = 952,868.98 : x - Step 2: Convert to fraction form
1,067,787.96/1,474,235.09 = 952,868.98/x - Step 3: Cross multiply
1,067,787.96x = 1,474,235.09 × 952,868.98 - Step 4: Simplify right side
1,067,787.96x = 1,404,752,887,140.22 - Step 5: Solve for x
x = 1,404,752,887,140.22/1,067,787.96 - Step 6: Final answer
x = 1,315,572.89
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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.