Finding the Fourth Proportional to 328,344.21, 453,115.25 and 177,441.21
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Solution
The fourth proportional to 328,344.21, 453,115.25 and 177,441.21 is: 244,869.00
Step by Step Solution
- Step 1: Write the proportion equation
328,344.21 : 453,115.25 = 177,441.21 : x - Step 2: Convert to fraction form
328,344.21/453,115.25 = 177,441.21/x - Step 3: Cross multiply
328,344.21x = 453,115.25 × 177,441.21 - Step 4: Simplify right side
328,344.21x = 80,401,317,342.25 - Step 5: Solve for x
x = 80,401,317,342.25/328,344.21 - Step 6: Final answer
x = 244,869.00
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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.