Finding the Fourth Proportional to 5,788,213.20, 8,683,175.16 and 2,000,679.12
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Solution
The fourth proportional to 5,788,213.20, 8,683,175.16 and 2,000,679.12 is: 3,001,314.33
Step by Step Solution
- Step 1: Write the proportion equation
5,788,213.20 : 8,683,175.16 = 2,000,679.12 : x - Step 2: Convert to fraction form
5,788,213.20/8,683,175.16 = 2,000,679.12/x - Step 3: Cross multiply
5,788,213.20x = 8,683,175.16 × 2,000,679.12 - Step 4: Simplify right side
5,788,213.20x = 17,372,247,237,914.66 - Step 5: Solve for x
x = 17,372,247,237,914.66/5,788,213.20 - Step 6: Final answer
x = 3,001,314.33
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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.