Finding the Fourth Proportional to 477,313.10, 716,167.91 and 193,204.49
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Solution
The fourth proportional to 477,313.10, 716,167.91 and 193,204.49 is: 289,886.98
Step by Step Solution
- Step 1: Write the proportion equation
477,313.10 : 716,167.91 = 193,204.49 : x - Step 2: Convert to fraction form
477,313.10/716,167.91 = 193,204.49/x - Step 3: Cross multiply
477,313.10x = 716,167.91 × 193,204.49 - Step 4: Simplify right side
477,313.10x = 138,366,851,259.05 - Step 5: Solve for x
x = 138,366,851,259.05/477,313.10 - Step 6: Final answer
x = 289,886.98
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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.