Finding the Fourth Proportional to 1,396,566.99, 2,094,847.74 and 385,686.38
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Solution
The fourth proportional to 1,396,566.99, 2,094,847.74 and 385,686.38 is: 578,528.80
Step by Step Solution
- Step 1: Write the proportion equation
1,396,566.99 : 2,094,847.74 = 385,686.38 : x - Step 2: Convert to fraction form
1,396,566.99/2,094,847.74 = 385,686.38/x - Step 3: Cross multiply
1,396,566.99x = 2,094,847.74 × 385,686.38 - Step 4: Simplify right side
1,396,566.99x = 807,954,231,017.54 - Step 5: Solve for x
x = 807,954,231,017.54/1,396,566.99 - Step 6: Final answer
x = 578,528.80
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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.