Finding the Fourth Proportional to 5,823,452.80, 8,740,363.20 and 3,424,297.60
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Solution
The fourth proportional to 5,823,452.80, 8,740,363.20 and 3,424,297.60 is: 5,139,494.69
Step by Step Solution
- Step 1: Write the proportion equation
5,823,452.80 : 8,740,363.20 = 3,424,297.60 : x - Step 2: Convert to fraction form
5,823,452.80/8,740,363.20 = 3,424,297.60/x - Step 3: Cross multiply
5,823,452.80x = 8,740,363.20 × 3,424,297.60 - Step 4: Simplify right side
5,823,452.80x = 29,929,604,728,888.32 - Step 5: Solve for x
x = 29,929,604,728,888.32/5,823,452.80 - Step 6: Final answer
x = 5,139,494.69
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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.