Finding the Fourth Proportional to 5,494,135.48, 7,581,763.32 and 3,046,740.32
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Solution
The fourth proportional to 5,494,135.48, 7,581,763.32 and 3,046,740.32 is: 4,204,421.99
Step by Step Solution
- Step 1: Write the proportion equation
5,494,135.48 : 7,581,763.32 = 3,046,740.32 : x - Step 2: Convert to fraction form
5,494,135.48/7,581,763.32 = 3,046,740.32/x - Step 3: Cross multiply
5,494,135.48x = 7,581,763.32 × 3,046,740.32 - Step 4: Simplify right side
5,494,135.48x = 23,099,664,003,741.06 - Step 5: Solve for x
x = 23,099,664,003,741.06/5,494,135.48 - Step 6: Final answer
x = 4,204,421.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.