Finding the Fourth Proportional to 4,270,442.40, 5,893,160.40 and 2,336,680.80
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Solution
The fourth proportional to 4,270,442.40, 5,893,160.40 and 2,336,680.80 is: 3,224,592.08
Step by Step Solution
- Step 1: Write the proportion equation
4,270,442.40 : 5,893,160.40 = 2,336,680.80 : x - Step 2: Convert to fraction form
4,270,442.40/5,893,160.40 = 2,336,680.80/x - Step 3: Cross multiply
4,270,442.40x = 5,893,160.40 × 2,336,680.80 - Step 4: Simplify right side
4,270,442.40x = 13,770,434,758,000.32 - Step 5: Solve for x
x = 13,770,434,758,000.32/4,270,442.40 - Step 6: Final answer
x = 3,224,592.08
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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.