Finding the Fourth Proportional to 361,699.28, 498,857.02 and 232,652.57
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Solution
The fourth proportional to 361,699.28, 498,857.02 and 232,652.57 is: 320,875.31
Step by Step Solution
- Step 1: Write the proportion equation
361,699.28 : 498,857.02 = 232,652.57 : x - Step 2: Convert to fraction form
361,699.28/498,857.02 = 232,652.57/x - Step 3: Cross multiply
361,699.28x = 498,857.02 × 232,652.57 - Step 4: Simplify right side
361,699.28x = 116,060,368,431.05 - Step 5: Solve for x
x = 116,060,368,431.05/361,699.28 - Step 6: Final answer
x = 320,875.31
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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.