Finding the Fourth Proportional to 482,633.40, 724,295.70 and 202,351.80
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Solution
The fourth proportional to 482,633.40, 724,295.70 and 202,351.80 is: 303,672.60
Step by Step Solution
- Step 1: Write the proportion equation
482,633.40 : 724,295.70 = 202,351.80 : x - Step 2: Convert to fraction form
482,633.40/724,295.70 = 202,351.80/x - Step 3: Cross multiply
482,633.40x = 724,295.70 × 202,351.80 - Step 4: Simplify right side
482,633.40x = 146,562,538,627.26 - Step 5: Solve for x
x = 146,562,538,627.26/482,633.40 - Step 6: Final answer
x = 303,672.60
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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.