Finding the Fourth Proportional to 5,453,369.96, 7,525,987.23 and 3,005,975.48
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Solution
The fourth proportional to 5,453,369.96, 7,525,987.23 and 3,005,975.48 is: 4,148,431.75
Step by Step Solution
- Step 1: Write the proportion equation
5,453,369.96 : 7,525,987.23 = 3,005,975.48 : x - Step 2: Convert to fraction form
5,453,369.96/7,525,987.23 = 3,005,975.48/x - Step 3: Cross multiply
5,453,369.96x = 7,525,987.23 × 3,005,975.48 - Step 4: Simplify right side
5,453,369.96x = 22,622,933,078,038.04 - Step 5: Solve for x
x = 22,622,933,078,038.04/5,453,369.96 - Step 6: Final answer
x = 4,148,431.75
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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.