Finding the Fourth Proportional to 1,536,803.74, 2,305,173.41 and 512,208.19
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Solution
The fourth proportional to 1,536,803.74, 2,305,173.41 and 512,208.19 is: 768,301.55
Step by Step Solution
- Step 1: Write the proportion equation
1,536,803.74 : 2,305,173.41 = 512,208.19 : x - Step 2: Convert to fraction form
1,536,803.74/2,305,173.41 = 512,208.19/x - Step 3: Cross multiply
1,536,803.74x = 2,305,173.41 × 512,208.19 - Step 4: Simplify right side
1,536,803.74x = 1,180,728,702,213.43 - Step 5: Solve for x
x = 1,180,728,702,213.43/1,536,803.74 - Step 6: Final answer
x = 768,301.55
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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.