Finding the Fourth Proportional to 732,694.02, 1,011,464.06 and 491,134.41
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Solution
The fourth proportional to 732,694.02, 1,011,464.06 and 491,134.41 is: 677,997.62
Step by Step Solution
- Step 1: Write the proportion equation
732,694.02 : 1,011,464.06 = 491,134.41 : x - Step 2: Convert to fraction form
732,694.02/1,011,464.06 = 491,134.41/x - Step 3: Cross multiply
732,694.02x = 1,011,464.06 × 491,134.41 - Step 4: Simplify right side
732,694.02x = 496,764,804,344.31 - Step 5: Solve for x
x = 496,764,804,344.31/732,694.02 - Step 6: Final answer
x = 677,997.62
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1.5x scale
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.