Finding the Fourth Proportional to 576,023.70, 864,035.55 and 482,711.70
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Solution
The fourth proportional to 576,023.70, 864,035.55 and 482,711.70 is: 724,067.55
Step by Step Solution
- Step 1: Write the proportion equation
576,023.70 : 864,035.55 = 482,711.70 : x - Step 2: Convert to fraction form
576,023.70/864,035.55 = 482,711.70/x - Step 3: Cross multiply
576,023.70x = 864,035.55 × 482,711.70 - Step 4: Simplify right side
576,023.70x = 417,080,069,200.94 - Step 5: Solve for x
x = 417,080,069,200.94/576,023.70 - Step 6: Final answer
x = 724,067.55
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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.