Finding the Fourth Proportional to 332,176.70, 498,265.05 and 121,787.30
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Solution
The fourth proportional to 332,176.70, 498,265.05 and 121,787.30 is: 182,680.95
Step by Step Solution
- Step 1: Write the proportion equation
332,176.70 : 498,265.05 = 121,787.30 : x - Step 2: Convert to fraction form
332,176.70/498,265.05 = 121,787.30/x - Step 3: Cross multiply
332,176.70x = 498,265.05 × 121,787.30 - Step 4: Simplify right side
332,176.70x = 60,682,355,123.87 - Step 5: Solve for x
x = 60,682,355,123.87/332,176.70 - Step 6: Final answer
x = 182,680.95
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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.