Finding the Fourth Proportional to 756,832.15, 1,043,343.13 and 595,406.84
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Solution
The fourth proportional to 756,832.15, 1,043,343.13 and 595,406.84 is: 820,807.67
Step by Step Solution
- Step 1: Write the proportion equation
756,832.15 : 1,043,343.13 = 595,406.84 : x - Step 2: Convert to fraction form
756,832.15/1,043,343.13 = 595,406.84/x - Step 3: Cross multiply
756,832.15x = 1,043,343.13 × 595,406.84 - Step 4: Simplify right side
756,832.15x = 621,213,633,091.98 - Step 5: Solve for x
x = 621,213,633,091.98/756,832.15 - Step 6: Final answer
x = 820,807.67
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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.