Finding the Fourth Proportional to 529,211.07, 793,842.53 and 155,202.75
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Solution
The fourth proportional to 529,211.07, 793,842.53 and 155,202.75 is: 232,811.73
Step by Step Solution
- Step 1: Write the proportion equation
529,211.07 : 793,842.53 = 155,202.75 : x - Step 2: Convert to fraction form
529,211.07/793,842.53 = 155,202.75/x - Step 3: Cross multiply
529,211.07x = 793,842.53 × 155,202.75 - Step 4: Simplify right side
529,211.07x = 123,206,542,946.94 - Step 5: Solve for x
x = 123,206,542,946.94/529,211.07 - Step 6: Final answer
x = 232,811.73
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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.