Finding the Fourth Proportional to 416,106.75, 574,305.20 and 237,258.75
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Solution
The fourth proportional to 416,106.75, 574,305.20 and 237,258.75 is: 327,461.48
Step by Step Solution
- Step 1: Write the proportion equation
416,106.75 : 574,305.20 = 237,258.75 : x - Step 2: Convert to fraction form
416,106.75/574,305.20 = 237,258.75/x - Step 3: Cross multiply
416,106.75x = 574,305.20 × 237,258.75 - Step 4: Simplify right side
416,106.75x = 136,258,932,684.21 - Step 5: Solve for x
x = 136,258,932,684.21/416,106.75 - Step 6: Final answer
x = 327,461.48
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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.