Finding the Fourth Proportional to 4,529,069.52, 6,247,733.76 and 2,692,221.28
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Solution
The fourth proportional to 4,529,069.52, 6,247,733.76 and 2,692,221.28 is: 3,713,849.33
Step by Step Solution
- Step 1: Write the proportion equation
4,529,069.52 : 6,247,733.76 = 2,692,221.28 : x - Step 2: Convert to fraction form
4,529,069.52/6,247,733.76 = 2,692,221.28/x - Step 3: Cross multiply
4,529,069.52x = 6,247,733.76 × 2,692,221.28 - Step 4: Simplify right side
4,529,069.52x = 16,820,281,780,446.41 - Step 5: Solve for x
x = 16,820,281,780,446.41/4,529,069.52 - Step 6: Final answer
x = 3,713,849.33
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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.