Finding the Fourth Proportional to 414,490.62, 571,997.08 and 235,642.62
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Solution
The fourth proportional to 414,490.62, 571,997.08 and 235,642.62 is: 325,186.83
Step by Step Solution
- Step 1: Write the proportion equation
414,490.62 : 571,997.08 = 235,642.62 : x - Step 2: Convert to fraction form
414,490.62/571,997.08 = 235,642.62/x - Step 3: Cross multiply
414,490.62x = 571,997.08 × 235,642.62 - Step 4: Simplify right side
414,490.62x = 134,786,890,563.55 - Step 5: Solve for x
x = 134,786,890,563.55/414,490.62 - Step 6: Final answer
x = 325,186.83
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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.