Finding the Fourth Proportional to 5,268,934.06, 7,270,572.63 and 2,976,652.06
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Solution
The fourth proportional to 5,268,934.06, 7,270,572.63 and 2,976,652.06 is: 4,107,465.52
Step by Step Solution
- Step 1: Write the proportion equation
5,268,934.06 : 7,270,572.63 = 2,976,652.06 : x - Step 2: Convert to fraction form
5,268,934.06/7,270,572.63 = 2,976,652.06/x - Step 3: Cross multiply
5,268,934.06x = 7,270,572.63 × 2,976,652.06 - Step 4: Simplify right side
5,268,934.06x = 21,641,964,996,469.12 - Step 5: Solve for x
x = 21,641,964,996,469.12/5,268,934.06 - Step 6: Final answer
x = 4,107,465.52
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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.