Finding the Fourth Proportional to 5,307,494.28, 7,324,597.44 and 2,985,114.12
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Solution
The fourth proportional to 5,307,494.28, 7,324,597.44 and 2,985,114.12 is: 4,119,601.09
Step by Step Solution
- Step 1: Write the proportion equation
5,307,494.28 : 7,324,597.44 = 2,985,114.12 : x - Step 2: Convert to fraction form
5,307,494.28/7,324,597.44 = 2,985,114.12/x - Step 3: Cross multiply
5,307,494.28x = 7,324,597.44 × 2,985,114.12 - Step 4: Simplify right side
5,307,494.28x = 21,864,759,241,459.86 - Step 5: Solve for x
x = 21,864,759,241,459.86/5,307,494.28 - Step 6: Final answer
x = 4,119,601.09
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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.