Finding the Fourth Proportional to 331,761.06, 457,816.68 and 186,562.71
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Solution
The fourth proportional to 331,761.06, 457,816.68 and 186,562.71 is: 257,448.90
Step by Step Solution
- Step 1: Write the proportion equation
331,761.06 : 457,816.68 = 186,562.71 : x - Step 2: Convert to fraction form
331,761.06/457,816.68 = 186,562.71/x - Step 3: Cross multiply
331,761.06x = 457,816.68 × 186,562.71 - Step 4: Simplify right side
331,761.06x = 85,411,520,504.00 - Step 5: Solve for x
x = 85,411,520,504.00/331,761.06 - Step 6: Final answer
x = 257,448.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.