Finding the Fourth Proportional to 804,909.24, 1,110,212.46 and 683,211.06
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Solution
The fourth proportional to 804,909.24, 1,110,212.46 and 683,211.06 is: 942,353.99
Step by Step Solution
- Step 1: Write the proportion equation
804,909.24 : 1,110,212.46 = 683,211.06 : x - Step 2: Convert to fraction form
804,909.24/1,110,212.46 = 683,211.06/x - Step 3: Cross multiply
804,909.24x = 1,110,212.46 × 683,211.06 - Step 4: Simplify right side
804,909.24x = 758,509,431,621.81 - Step 5: Solve for x
x = 758,509,431,621.81/804,909.24 - Step 6: Final answer
x = 942,353.99
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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.