Finding the Fourth Proportional to 574,126.90, 861,090.99 and 174,670.90
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Solution
The fourth proportional to 574,126.90, 861,090.99 and 174,670.90 is: 261,976.12
Step by Step Solution
- Step 1: Write the proportion equation
574,126.90 : 861,090.99 = 174,670.90 : x - Step 2: Convert to fraction form
574,126.90/861,090.99 = 174,670.90/x - Step 3: Cross multiply
574,126.90x = 861,090.99 × 174,670.90 - Step 4: Simplify right side
574,126.90x = 150,407,538,205.19 - Step 5: Solve for x
x = 150,407,538,205.19/574,126.90 - Step 6: Final answer
x = 261,976.12
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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.