Finding the Fourth Proportional to 733,355.68, 1,100,347.20 and 306,991.12
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Solution
The fourth proportional to 733,355.68, 1,100,347.20 and 306,991.12 is: 460,617.99
Step by Step Solution
- Step 1: Write the proportion equation
733,355.68 : 1,100,347.20 = 306,991.12 : x - Step 2: Convert to fraction form
733,355.68/1,100,347.20 = 306,991.12/x - Step 3: Cross multiply
733,355.68x = 1,100,347.20 × 306,991.12 - Step 4: Simplify right side
733,355.68x = 337,796,819,316.86 - Step 5: Solve for x
x = 337,796,819,316.86/733,355.68 - Step 6: Final answer
x = 460,617.99
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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.