Finding the Fourth Proportional to 240,983.84, 332,566.56 and 145,472.09
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Solution
The fourth proportional to 240,983.84, 332,566.56 and 145,472.09 is: 200,756.82
Step by Step Solution
- Step 1: Write the proportion equation
240,983.84 : 332,566.56 = 145,472.09 : x - Step 2: Convert to fraction form
240,983.84/332,566.56 = 145,472.09/x - Step 3: Cross multiply
240,983.84x = 332,566.56 × 145,472.09 - Step 4: Simplify right side
240,983.84x = 48,379,150,884.48 - Step 5: Solve for x
x = 48,379,150,884.48/240,983.84 - Step 6: Final answer
x = 200,756.82
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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.