Finding the Fourth Proportional to 344,576.04, 516,863.74 and 107,937.18
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Solution
The fourth proportional to 344,576.04, 516,863.74 and 107,937.18 is: 161,905.67
Step by Step Solution
- Step 1: Write the proportion equation
344,576.04 : 516,863.74 = 107,937.18 : x - Step 2: Convert to fraction form
344,576.04/516,863.74 = 107,937.18/x - Step 3: Cross multiply
344,576.04x = 516,863.74 × 107,937.18 - Step 4: Simplify right side
344,576.04x = 55,788,814,539.85 - Step 5: Solve for x
x = 55,788,814,539.85/344,576.04 - Step 6: Final answer
x = 161,905.67
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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.