Finding the Fourth Proportional to 373,073.99, 559,720.43 and 120,349.49
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Solution
The fourth proportional to 373,073.99, 559,720.43 and 120,349.49 is: 180,559.54
Step by Step Solution
- Step 1: Write the proportion equation
373,073.99 : 559,720.43 = 120,349.49 : x - Step 2: Convert to fraction form
373,073.99/559,720.43 = 120,349.49/x - Step 3: Cross multiply
373,073.99x = 559,720.43 × 120,349.49 - Step 4: Simplify right side
373,073.99x = 67,362,067,691.33 - Step 5: Solve for x
x = 67,362,067,691.33/373,073.99 - Step 6: Final answer
x = 180,559.54
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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.