Finding the Fourth Proportional to 576,325.92, 864,600.84 and 221,313.84
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Solution
The fourth proportional to 576,325.92, 864,600.84 and 221,313.84 is: 332,013.75
Step by Step Solution
- Step 1: Write the proportion equation
576,325.92 : 864,600.84 = 221,313.84 : x - Step 2: Convert to fraction form
576,325.92/864,600.84 = 221,313.84/x - Step 3: Cross multiply
576,325.92x = 864,600.84 × 221,313.84 - Step 4: Simplify right side
576,325.92x = 191,348,131,967.63 - Step 5: Solve for x
x = 191,348,131,967.63/576,325.92 - Step 6: Final answer
x = 332,013.75
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1.5x scale
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.