Finding the Fourth Proportional to 658,327.85, 987,776.99 and 232,168.19
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Solution
The fourth proportional to 658,327.85, 987,776.99 and 232,168.19 is: 348,352.88
Step by Step Solution
- Step 1: Write the proportion equation
658,327.85 : 987,776.99 = 232,168.19 : x - Step 2: Convert to fraction form
658,327.85/987,776.99 = 232,168.19/x - Step 3: Cross multiply
658,327.85x = 987,776.99 × 232,168.19 - Step 4: Simplify right side
658,327.85x = 229,330,398,941.81 - Step 5: Solve for x
x = 229,330,398,941.81/658,327.85 - Step 6: Final answer
x = 348,352.88
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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.