Finding the Fourth Proportional to 268,542.19, 370,580.83 and 147,683.44
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Solution
The fourth proportional to 268,542.19, 370,580.83 and 147,683.44 is: 203,799.08
Step by Step Solution
- Step 1: Write the proportion equation
268,542.19 : 370,580.83 = 147,683.44 : x - Step 2: Convert to fraction form
268,542.19/370,580.83 = 147,683.44/x - Step 3: Cross multiply
268,542.19x = 370,580.83 × 147,683.44 - Step 4: Simplify right side
268,542.19x = 54,728,651,772.46 - Step 5: Solve for x
x = 54,728,651,772.46/268,542.19 - Step 6: Final answer
x = 203,799.08
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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.