Finding the Fourth Proportional to 531,350.79, 733,237.31 and 301,877.99
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Solution
The fourth proportional to 531,350.79, 733,237.31 and 301,877.99 is: 416,576.41
Step by Step Solution
- Step 1: Write the proportion equation
531,350.79 : 733,237.31 = 301,877.99 : x - Step 2: Convert to fraction form
531,350.79/733,237.31 = 301,877.99/x - Step 3: Cross multiply
531,350.79x = 733,237.31 × 301,877.99 - Step 4: Simplify right side
531,350.79x = 221,348,205,173.96 - Step 5: Solve for x
x = 221,348,205,173.96/531,350.79 - Step 6: Final answer
x = 416,576.41
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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.