Finding the Fourth Proportional to 5,540,601.60, 8,312,457.60 and 2,700,806.40
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Solution
The fourth proportional to 5,540,601.60, 8,312,457.60 and 2,700,806.40 is: 4,051,967.69
Step by Step Solution
- Step 1: Write the proportion equation
5,540,601.60 : 8,312,457.60 = 2,700,806.40 : x - Step 2: Convert to fraction form
5,540,601.60/8,312,457.60 = 2,700,806.40/x - Step 3: Cross multiply
5,540,601.60x = 8,312,457.60 × 2,700,806.40 - Step 4: Simplify right side
5,540,601.60x = 22,450,338,685,808.64 - Step 5: Solve for x
x = 22,450,338,685,808.64/5,540,601.60 - Step 6: Final answer
x = 4,051,967.69
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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.