Finding the Fourth Proportional to 314,272.36, 433,696.98 and 171,034.12
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Solution
The fourth proportional to 314,272.36, 433,696.98 and 171,034.12 is: 236,027.70
Step by Step Solution
- Step 1: Write the proportion equation
314,272.36 : 433,696.98 = 171,034.12 : x - Step 2: Convert to fraction form
314,272.36/433,696.98 = 171,034.12/x - Step 3: Cross multiply
314,272.36x = 433,696.98 × 171,034.12 - Step 4: Simplify right side
314,272.36x = 74,176,981,320.96 - Step 5: Solve for x
x = 74,176,981,320.96/314,272.36 - Step 6: Final answer
x = 236,027.70
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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.