Finding the Fourth Proportional to 317,368.62, 437,570.19 and 232,338.06
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Solution
The fourth proportional to 317,368.62, 437,570.19 and 232,338.06 is: 320,334.79
Step by Step Solution
- Step 1: Write the proportion equation
317,368.62 : 437,570.19 = 232,338.06 : x - Step 2: Convert to fraction form
317,368.62/437,570.19 = 232,338.06/x - Step 3: Cross multiply
317,368.62x = 437,570.19 × 232,338.06 - Step 4: Simplify right side
317,368.62x = 101,664,209,058.43 - Step 5: Solve for x
x = 101,664,209,058.43/317,368.62 - Step 6: Final answer
x = 320,334.79
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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.