Finding the Fourth Proportional to 494,743.08, 682,745.16 and 268,388.58
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Solution
The fourth proportional to 494,743.08, 682,745.16 and 268,388.58 is: 370,376.08
Step by Step Solution
- Step 1: Write the proportion equation
494,743.08 : 682,745.16 = 268,388.58 : x - Step 2: Convert to fraction form
494,743.08/682,745.16 = 268,388.58/x - Step 3: Cross multiply
494,743.08x = 682,745.16 × 268,388.58 - Step 4: Simplify right side
494,743.08x = 183,241,003,994.27 - Step 5: Solve for x
x = 183,241,003,994.27/494,743.08 - Step 6: Final answer
x = 370,376.08
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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.