Finding the Fourth Proportional to 298,414.44, 447,621.39 and 88,035.84
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Solution
The fourth proportional to 298,414.44, 447,621.39 and 88,035.84 is: 132,053.68
Step by Step Solution
- Step 1: Write the proportion equation
298,414.44 : 447,621.39 = 88,035.84 : x - Step 2: Convert to fraction form
298,414.44/447,621.39 = 88,035.84/x - Step 3: Cross multiply
298,414.44x = 447,621.39 × 88,035.84 - Step 4: Simplify right side
298,414.44x = 39,406,725,070.62 - Step 5: Solve for x
x = 39,406,725,070.62/298,414.44 - Step 6: Final answer
x = 132,053.68
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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.