Finding the Fourth Proportional to 1,096,162.56, 1,512,896.84 and 637,419.08
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Solution
The fourth proportional to 1,096,162.56, 1,512,896.84 and 637,419.08 is: 879,750.27
Step by Step Solution
- Step 1: Write the proportion equation
1,096,162.56 : 1,512,896.84 = 637,419.08 : x - Step 2: Convert to fraction form
1,096,162.56/1,512,896.84 = 637,419.08/x - Step 3: Cross multiply
1,096,162.56x = 1,512,896.84 × 637,419.08 - Step 4: Simplify right side
1,096,162.56x = 964,349,311,887.71 - Step 5: Solve for x
x = 964,349,311,887.71/1,096,162.56 - Step 6: Final answer
x = 879,750.27
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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.