Finding the Fourth Proportional to 1,306,285.62, 1,802,658.33 and 733,311.06
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Solution
The fourth proportional to 1,306,285.62, 1,802,658.33 and 733,311.06 is: 1,011,960.38
Step by Step Solution
- Step 1: Write the proportion equation
1,306,285.62 : 1,802,658.33 = 733,311.06 : x - Step 2: Convert to fraction form
1,306,285.62/1,802,658.33 = 733,311.06/x - Step 3: Cross multiply
1,306,285.62x = 1,802,658.33 × 733,311.06 - Step 4: Simplify right side
1,306,285.62x = 1,321,909,290,790.13 - Step 5: Solve for x
x = 1,321,909,290,790.13/1,306,285.62 - Step 6: Final answer
x = 1,011,960.38
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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.