Finding the Fourth Proportional to 833,179.92, 1,149,782.28 and 451,197.84
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Solution
The fourth proportional to 833,179.92, 1,149,782.28 and 451,197.84 is: 622,649.76
Step by Step Solution
- Step 1: Write the proportion equation
833,179.92 : 1,149,782.28 = 451,197.84 : x - Step 2: Convert to fraction form
833,179.92/1,149,782.28 = 451,197.84/x - Step 3: Cross multiply
833,179.92x = 1,149,782.28 × 451,197.84 - Step 4: Simplify right side
833,179.92x = 518,779,281,206.28 - Step 5: Solve for x
x = 518,779,281,206.28/833,179.92 - Step 6: Final answer
x = 622,649.76
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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.