Finding the Fourth Proportional to 1,094,197.77, 1,510,244.87 and 641,634.57
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Solution
The fourth proportional to 1,094,197.77, 1,510,244.87 and 641,634.57 is: 885,603.44
Step by Step Solution
- Step 1: Write the proportion equation
1,094,197.77 : 1,510,244.87 = 641,634.57 : x - Step 2: Convert to fraction form
1,094,197.77/1,510,244.87 = 641,634.57/x - Step 3: Cross multiply
1,094,197.77x = 1,510,244.87 × 641,634.57 - Step 4: Simplify right side
1,094,197.77x = 969,025,314,548.98 - Step 5: Solve for x
x = 969,025,314,548.98/1,094,197.77 - Step 6: Final answer
x = 885,603.44
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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.