Finding the Fourth Proportional to 4,476,532.05, 6,700,509.68 and 3,531,748.05
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Solution
The fourth proportional to 4,476,532.05, 6,700,509.68 and 3,531,748.05 is: 5,286,349.28
Step by Step Solution
- Step 1: Write the proportion equation
4,476,532.05 : 6,700,509.68 = 3,531,748.05 : x - Step 2: Convert to fraction form
4,476,532.05/6,700,509.68 = 3,531,748.05/x - Step 3: Cross multiply
4,476,532.05x = 6,700,509.68 × 3,531,748.05 - Step 4: Simplify right side
4,476,532.05x = 23,664,511,978,687.38 - Step 5: Solve for x
x = 23,664,511,978,687.38/4,476,532.05 - Step 6: Final answer
x = 5,286,349.28
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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.