Finding the Fourth Proportional to 366,474.02, 505,720.08 and 205,320.98
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Solution
The fourth proportional to 366,474.02, 505,720.08 and 205,320.98 is: 283,335.07
Step by Step Solution
- Step 1: Write the proportion equation
366,474.02 : 505,720.08 = 205,320.98 : x - Step 2: Convert to fraction form
366,474.02/505,720.08 = 205,320.98/x - Step 3: Cross multiply
366,474.02x = 505,720.08 × 205,320.98 - Step 4: Simplify right side
366,474.02x = 103,834,942,431.28 - Step 5: Solve for x
x = 103,834,942,431.28/366,474.02 - Step 6: Final answer
x = 283,335.07
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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.