Finding the Fourth Proportional to 673,427.73, 929,349.86 and 367,523.79
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Solution
The fourth proportional to 673,427.73, 929,349.86 and 367,523.79 is: 507,193.52
Step by Step Solution
- Step 1: Write the proportion equation
673,427.73 : 929,349.86 = 367,523.79 : x - Step 2: Convert to fraction form
673,427.73/929,349.86 = 367,523.79/x - Step 3: Cross multiply
673,427.73x = 929,349.86 × 367,523.79 - Step 4: Simplify right side
673,427.73x = 341,558,180,945.55 - Step 5: Solve for x
x = 341,558,180,945.55/673,427.73 - Step 6: Final answer
x = 507,193.52
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1.5x scale
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.