Finding the Fourth Proportional to 262,904.14, 362,807.70 and 149,737.42
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Solution
The fourth proportional to 262,904.14, 362,807.70 and 149,737.42 is: 206,637.63
Step by Step Solution
- Step 1: Write the proportion equation
262,904.14 : 362,807.70 = 149,737.42 : x - Step 2: Convert to fraction form
262,904.14/362,807.70 = 149,737.42/x - Step 3: Cross multiply
262,904.14x = 362,807.70 × 149,737.42 - Step 4: Simplify right side
262,904.14x = 54,325,888,954.13 - Step 5: Solve for x
x = 54,325,888,954.13/262,904.14 - Step 6: Final answer
x = 206,637.63
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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.