Finding the Fourth Proportional to 432,330.66, 592,290.24 and 416,163.62
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Solution
The fourth proportional to 432,330.66, 592,290.24 and 416,163.62 is: 570,141.50
Step by Step Solution
- Step 1: Write the proportion equation
432,330.66 : 592,290.24 = 416,163.62 : x - Step 2: Convert to fraction form
432,330.66/592,290.24 = 416,163.62/x - Step 3: Cross multiply
432,330.66x = 592,290.24 × 416,163.62 - Step 4: Simplify right side
432,330.66x = 246,489,650,369.07 - Step 5: Solve for x
x = 246,489,650,369.07/432,330.66 - Step 6: Final answer
x = 570,141.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.