Finding the Fourth Proportional to 1,203,832.38, 1,661,252.68 and 659,949.58
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Solution
The fourth proportional to 1,203,832.38, 1,661,252.68 and 659,949.58 is: 910,710.68
Step by Step Solution
- Step 1: Write the proportion equation
1,203,832.38 : 1,661,252.68 = 659,949.58 : x - Step 2: Convert to fraction form
1,203,832.38/1,661,252.68 = 659,949.58/x - Step 3: Cross multiply
1,203,832.38x = 1,661,252.68 × 659,949.58 - Step 4: Simplify right side
1,203,832.38x = 1,096,343,008,439.87 - Step 5: Solve for x
x = 1,096,343,008,439.87/1,203,832.38 - Step 6: Final answer
x = 910,710.68
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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.