Finding the Fourth Proportional to 762,535.98, 1,143,060.18 and 363,069.42
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Solution
The fourth proportional to 762,535.98, 1,143,060.18 and 363,069.42 is: 544,249.99
Step by Step Solution
- Step 1: Write the proportion equation
762,535.98 : 1,143,060.18 = 363,069.42 : x - Step 2: Convert to fraction form
762,535.98/1,143,060.18 = 363,069.42/x - Step 3: Cross multiply
762,535.98x = 1,143,060.18 × 363,069.42 - Step 4: Simplify right side
762,535.98x = 415,010,196,577.70 - Step 5: Solve for x
x = 415,010,196,577.70/762,535.98 - Step 6: Final answer
x = 544,249.99
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1.5x scale
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.