Finding the Fourth Proportional to 477,853.22, 716,903.97 and 178,336.08
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Solution
The fourth proportional to 477,853.22, 716,903.97 and 178,336.08 is: 267,550.45
Step by Step Solution
- Step 1: Write the proportion equation
477,853.22 : 716,903.97 = 178,336.08 : x - Step 2: Convert to fraction form
477,853.22/716,903.97 = 178,336.08/x - Step 3: Cross multiply
477,853.22x = 716,903.97 × 178,336.08 - Step 4: Simplify right side
477,853.22x = 127,849,843,077.48 - Step 5: Solve for x
x = 127,849,843,077.48/477,853.22 - Step 6: Final answer
x = 267,550.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.