Finding the Fourth Proportional to 546,262.56, 753,415.02 and 355,336.92
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Solution
The fourth proportional to 546,262.56, 753,415.02 and 355,336.92 is: 490,086.99
Step by Step Solution
- Step 1: Write the proportion equation
546,262.56 : 753,415.02 = 355,336.92 : x - Step 2: Convert to fraction form
546,262.56/753,415.02 = 355,336.92/x - Step 3: Cross multiply
546,262.56x = 753,415.02 × 355,336.92 - Step 4: Simplify right side
546,262.56x = 267,716,172,688.54 - Step 5: Solve for x
x = 267,716,172,688.54/546,262.56 - Step 6: Final answer
x = 490,086.99
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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.