Finding the Fourth Proportional to 1,995,540, 2,993,335.92 and 665,844
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Solution
The fourth proportional to 1,995,540, 2,993,335.92 and 665,844 is: 998,774.65
Step by Step Solution
- Step 1: Write the proportion equation
1,995,540 : 2,993,335.92 = 665,844 : x - Step 2: Convert to fraction form
1,995,540/2,993,335.92 = 665,844/x - Step 3: Cross multiply
1,995,540x = 2,993,335.92 × 665,844 - Step 4: Simplify right side
1,995,540x = 1,993,094,762,316.48 - Step 5: Solve for x
x = 1,993,094,762,316.48/1,995,540 - Step 6: Final answer
x = 998,774.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.