Finding the Fourth Proportional to 416,506.56, 574,714.08 and 246,713.28
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Solution
The fourth proportional to 416,506.56, 574,714.08 and 246,713.28 is: 340,425.84
Step by Step Solution
- Step 1: Write the proportion equation
416,506.56 : 574,714.08 = 246,713.28 : x - Step 2: Convert to fraction form
416,506.56/574,714.08 = 246,713.28/x - Step 3: Cross multiply
416,506.56x = 574,714.08 × 246,713.28 - Step 4: Simplify right side
416,506.56x = 141,789,595,738.98 - Step 5: Solve for x
x = 141,789,595,738.98/416,506.56 - Step 6: Final answer
x = 340,425.84
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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.