Finding the Fourth Proportional to 534,529.20, 737,476.80 and 364,468.08
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Solution
The fourth proportional to 534,529.20, 737,476.80 and 364,468.08 is: 502,847.65
Step by Step Solution
- Step 1: Write the proportion equation
534,529.20 : 737,476.80 = 364,468.08 : x - Step 2: Convert to fraction form
534,529.20/737,476.80 = 364,468.08/x - Step 3: Cross multiply
534,529.20x = 737,476.80 × 364,468.08 - Step 4: Simplify right side
534,529.20x = 268,786,753,340.54 - Step 5: Solve for x
x = 268,786,753,340.54/534,529.20 - Step 6: Final answer
x = 502,847.65
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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.