Finding the Fourth Proportional to 3,634,352.70, 5,445,405.45 and 2,873,276.70
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Solution
The fourth proportional to 3,634,352.70, 5,445,405.45 and 2,873,276.70 is: 4,305,073.80
Step by Step Solution
- Step 1: Write the proportion equation
3,634,352.70 : 5,445,405.45 = 2,873,276.70 : x - Step 2: Convert to fraction form
3,634,352.70/5,445,405.45 = 2,873,276.70/x - Step 3: Cross multiply
3,634,352.70x = 5,445,405.45 × 2,873,276.70 - Step 4: Simplify right side
3,634,352.70x = 15,646,156,601,538.02 - Step 5: Solve for x
x = 15,646,156,601,538.02/3,634,352.70 - Step 6: Final answer
x = 4,305,073.80
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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.