Finding the Fourth Proportional to 741,021.04, 1,022,492.81 and 430,992.26
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Solution
The fourth proportional to 741,021.04, 1,022,492.81 and 430,992.26 is: 594,701.72
Step by Step Solution
- Step 1: Write the proportion equation
741,021.04 : 1,022,492.81 = 430,992.26 : x - Step 2: Convert to fraction form
741,021.04/1,022,492.81 = 430,992.26/x - Step 3: Cross multiply
741,021.04x = 1,022,492.81 × 430,992.26 - Step 4: Simplify right side
741,021.04x = 440,686,487,305.15 - Step 5: Solve for x
x = 440,686,487,305.15/741,021.04 - Step 6: Final answer
x = 594,701.72
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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.