Finding the Fourth Proportional to 440,753.44, 608,243.76 and 239,549.92
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Solution
The fourth proportional to 440,753.44, 608,243.76 and 239,549.92 is: 330,581.07
Step by Step Solution
- Step 1: Write the proportion equation
440,753.44 : 608,243.76 = 239,549.92 : x - Step 2: Convert to fraction form
440,753.44/608,243.76 = 239,549.92/x - Step 3: Cross multiply
440,753.44x = 608,243.76 × 239,549.92 - Step 4: Simplify right side
440,753.44x = 145,704,744,048.50 - Step 5: Solve for x
x = 145,704,744,048.50/440,753.44 - Step 6: Final answer
x = 330,581.07
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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.