Finding the Fourth Proportional to 303,766.84, 455,714.70 and 104,033.62
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Solution
The fourth proportional to 303,766.84, 455,714.70 and 104,033.62 is: 156,072.50
Step by Step Solution
- Step 1: Write the proportion equation
303,766.84 : 455,714.70 = 104,033.62 : x - Step 2: Convert to fraction form
303,766.84/455,714.70 = 104,033.62/x - Step 3: Cross multiply
303,766.84x = 455,714.70 × 104,033.62 - Step 4: Simplify right side
303,766.84x = 47,409,649,928.21 - Step 5: Solve for x
x = 47,409,649,928.21/303,766.84 - Step 6: Final answer
x = 156,072.50
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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.