Finding the Fourth Proportional to 416,153.94, 574,295.12 and 244,036.87
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Solution
The fourth proportional to 416,153.94, 574,295.12 and 244,036.87 is: 336,772.45
Step by Step Solution
- Step 1: Write the proportion equation
416,153.94 : 574,295.12 = 244,036.87 : x - Step 2: Convert to fraction form
416,153.94/574,295.12 = 244,036.87/x - Step 3: Cross multiply
416,153.94x = 574,295.12 × 244,036.87 - Step 4: Simplify right side
416,153.94x = 140,149,183,541.07 - Step 5: Solve for x
x = 140,149,183,541.07/416,153.94 - Step 6: Final answer
x = 336,772.45
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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.