Finding the Fourth Proportional to 1,193,568.42, 1,647,145.44 and 649,719.84
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Solution
The fourth proportional to 1,193,568.42, 1,647,145.44 and 649,719.84 is: 896,624.82
Step by Step Solution
- Step 1: Write the proportion equation
1,193,568.42 : 1,647,145.44 = 649,719.84 : x - Step 2: Convert to fraction form
1,193,568.42/1,647,145.44 = 649,719.84/x - Step 3: Cross multiply
1,193,568.42x = 1,647,145.44 × 649,719.84 - Step 4: Simplify right side
1,193,568.42x = 1,070,183,071,733.53 - Step 5: Solve for x
x = 1,070,183,071,733.53/1,193,568.42 - Step 6: Final answer
x = 896,624.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.