Finding the Fourth Proportional to 5,292,934.20, 7,305,893.82 and 4,207,132.44
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Solution
The fourth proportional to 5,292,934.20, 7,305,893.82 and 4,207,132.44 is: 5,807,150.01
Step by Step Solution
- Step 1: Write the proportion equation
5,292,934.20 : 7,305,893.82 = 4,207,132.44 : x - Step 2: Convert to fraction form
5,292,934.20/7,305,893.82 = 4,207,132.44/x - Step 3: Cross multiply
5,292,934.20x = 7,305,893.82 × 4,207,132.44 - Step 4: Simplify right side
5,292,934.20x = 30,736,862,893,317.52 - Step 5: Solve for x
x = 30,736,862,893,317.52/5,292,934.20 - Step 6: Final answer
x = 5,807,150.01
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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.