Finding the Fourth Proportional to 741,580.44, 1,023,433.44 and 419,293.68
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Solution
The fourth proportional to 741,580.44, 1,023,433.44 and 419,293.68 is: 578,654.92
Step by Step Solution
- Step 1: Write the proportion equation
741,580.44 : 1,023,433.44 = 419,293.68 : x - Step 2: Convert to fraction form
741,580.44/1,023,433.44 = 419,293.68/x - Step 3: Cross multiply
741,580.44x = 1,023,433.44 × 419,293.68 - Step 4: Simplify right side
741,580.44x = 429,119,173,292.66 - Step 5: Solve for x
x = 429,119,173,292.66/741,580.44 - Step 6: Final answer
x = 578,654.92
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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.