Finding the Fourth Proportional to 314,369.42, 471,269.66 and 114,643.08
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Solution
The fourth proportional to 314,369.42, 471,269.66 and 114,643.08 is: 171,860.88
Step by Step Solution
- Step 1: Write the proportion equation
314,369.42 : 471,269.66 = 114,643.08 : x - Step 2: Convert to fraction form
314,369.42/471,269.66 = 114,643.08/x - Step 3: Cross multiply
314,369.42x = 471,269.66 × 114,643.08 - Step 4: Simplify right side
314,369.42x = 54,027,804,759.74 - Step 5: Solve for x
x = 54,027,804,759.74/314,369.42 - Step 6: Final answer
x = 171,860.88
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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.