Finding the Fourth Proportional to 5,257,106.60, 7,888,770.30 and 3,465,170.60
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Solution
The fourth proportional to 5,257,106.60, 7,888,770.30 and 3,465,170.60 is: 5,199,806.09
Step by Step Solution
- Step 1: Write the proportion equation
5,257,106.60 : 7,888,770.30 = 3,465,170.60 : x - Step 2: Convert to fraction form
5,257,106.60/7,888,770.30 = 3,465,170.60/x - Step 3: Cross multiply
5,257,106.60x = 7,888,770.30 × 3,465,170.60 - Step 4: Simplify right side
5,257,106.60x = 27,335,934,913,713.18 - Step 5: Solve for x
x = 27,335,934,913,713.18/5,257,106.60 - Step 6: Final answer
x = 5,199,806.09
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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.