Finding the Fourth Proportional to 4,493,817.50, 6,740,670.96 and 4,275,963.68
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Solution
The fourth proportional to 4,493,817.50, 6,740,670.96 and 4,275,963.68 is: 6,413,892.91
Step by Step Solution
- Step 1: Write the proportion equation
4,493,817.50 : 6,740,670.96 = 4,275,963.68 : x - Step 2: Convert to fraction form
4,493,817.50/6,740,670.96 = 4,275,963.68/x - Step 3: Cross multiply
4,493,817.50x = 6,740,670.96 × 4,275,963.68 - Step 4: Simplify right side
4,493,817.50x = 28,822,864,170,087.38 - Step 5: Solve for x
x = 28,822,864,170,087.38/4,493,817.50 - Step 6: Final answer
x = 6,413,892.91
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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.