Finding the Fourth Proportional to 348,087.63, 522,207.99 and 111,454.23
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Solution
The fourth proportional to 348,087.63, 522,207.99 and 111,454.23 is: 167,205.85
Step by Step Solution
- Step 1: Write the proportion equation
348,087.63 : 522,207.99 = 111,454.23 : x - Step 2: Convert to fraction form
348,087.63/522,207.99 = 111,454.23/x - Step 3: Cross multiply
348,087.63x = 522,207.99 × 111,454.23 - Step 4: Simplify right side
348,087.63x = 58,202,289,425.30 - Step 5: Solve for x
x = 58,202,289,425.30/348,087.63 - Step 6: Final answer
x = 167,205.85
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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.