Finding the Fourth Proportional to 266,449.80, 367,690.08 and 151,744.08
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Solution
The fourth proportional to 266,449.80, 367,690.08 and 151,744.08 is: 209,400.77
Step by Step Solution
- Step 1: Write the proportion equation
266,449.80 : 367,690.08 = 151,744.08 : x - Step 2: Convert to fraction form
266,449.80/367,690.08 = 151,744.08/x - Step 3: Cross multiply
266,449.80x = 367,690.08 × 151,744.08 - Step 4: Simplify right side
266,449.80x = 55,794,792,914.73 - Step 5: Solve for x
x = 55,794,792,914.73/266,449.80 - Step 6: Final answer
x = 209,400.77
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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.