Finding the Fourth Proportional to 2,727,842.40, 4,091,374.80 and 930,808.80
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Solution
The fourth proportional to 2,727,842.40, 4,091,374.80 and 930,808.80 is: 1,396,080.53
Step by Step Solution
- Step 1: Write the proportion equation
2,727,842.40 : 4,091,374.80 = 930,808.80 : x - Step 2: Convert to fraction form
2,727,842.40/4,091,374.80 = 930,808.80/x - Step 3: Cross multiply
2,727,842.40x = 4,091,374.80 × 930,808.80 - Step 4: Simplify right side
2,727,842.40x = 3,808,287,667,938.24 - Step 5: Solve for x
x = 3,808,287,667,938.24/2,727,842.40 - Step 6: Final answer
x = 1,396,080.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.