Finding the Fourth Proportional to 416,152.24, 574,228.51 and 252,723.75
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Solution
The fourth proportional to 416,152.24, 574,228.51 and 252,723.75 is: 348,721.38
Step by Step Solution
- Step 1: Write the proportion equation
416,152.24 : 574,228.51 = 252,723.75 : x - Step 2: Convert to fraction form
416,152.24/574,228.51 = 252,723.75/x - Step 3: Cross multiply
416,152.24x = 574,228.51 × 252,723.75 - Step 4: Simplify right side
416,152.24x = 145,121,181,140.49 - Step 5: Solve for x
x = 145,121,181,140.49/416,152.24 - Step 6: Final answer
x = 348,721.38
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1.5x scale
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.