Finding the Fourth Proportional to 1,104,791.32, 1,524,436.35 and 621,263.08
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Solution
The fourth proportional to 1,104,791.32, 1,524,436.35 and 621,263.08 is: 857,244.27
Step by Step Solution
- Step 1: Write the proportion equation
1,104,791.32 : 1,524,436.35 = 621,263.08 : x - Step 2: Convert to fraction form
1,104,791.32/1,524,436.35 = 621,263.08/x - Step 3: Cross multiply
1,104,791.32x = 1,524,436.35 × 621,263.08 - Step 4: Simplify right side
1,104,791.32x = 947,076,025,135.37 - Step 5: Solve for x
x = 947,076,025,135.37/1,104,791.32 - Step 6: Final answer
x = 857,244.27
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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.