Finding the Fourth Proportional to 416,766.20, 624,227.70 and 167,319.80
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Solution
The fourth proportional to 416,766.20, 624,227.70 and 167,319.80 is: 250,609.70
Step by Step Solution
- Step 1: Write the proportion equation
416,766.20 : 624,227.70 = 167,319.80 : x - Step 2: Convert to fraction form
416,766.20/624,227.70 = 167,319.80/x - Step 3: Cross multiply
416,766.20x = 624,227.70 × 167,319.80 - Step 4: Simplify right side
416,766.20x = 104,445,653,918.46 - Step 5: Solve for x
x = 104,445,653,918.46/416,766.20 - Step 6: Final answer
x = 250,609.70
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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.