Finding the Fourth Proportional to 454,940.32, 682,497.96 and 174,435.70
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Solution
The fourth proportional to 454,940.32, 682,497.96 and 174,435.70 is: 261,687.09
Step by Step Solution
- Step 1: Write the proportion equation
454,940.32 : 682,497.96 = 174,435.70 : x - Step 2: Convert to fraction form
454,940.32/682,497.96 = 174,435.70/x - Step 3: Cross multiply
454,940.32x = 682,497.96 × 174,435.70 - Step 4: Simplify right side
454,940.32x = 119,052,009,401.17 - Step 5: Solve for x
x = 119,052,009,401.17/454,940.32 - Step 6: Final answer
x = 261,687.09
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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.