Finding the Fourth Proportional to 245,617.80, 368,426.70 and 183,409.80
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Solution
The fourth proportional to 245,617.80, 368,426.70 and 183,409.80 is: 275,114.70
Step by Step Solution
- Step 1: Write the proportion equation
245,617.80 : 368,426.70 = 183,409.80 : x - Step 2: Convert to fraction form
245,617.80/368,426.70 = 183,409.80/x - Step 3: Cross multiply
245,617.80x = 368,426.70 × 183,409.80 - Step 4: Simplify right side
245,617.80x = 67,573,067,361.66 - Step 5: Solve for x
x = 67,573,067,361.66/245,617.80 - Step 6: Final answer
x = 275,114.70
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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.