Finding the Fourth Proportional to 5,092,203.68, 7,027,425.84 and 2,917,167.20
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Solution
The fourth proportional to 5,092,203.68, 7,027,425.84 and 2,917,167.20 is: 4,025,796.58
Step by Step Solution
- Step 1: Write the proportion equation
5,092,203.68 : 7,027,425.84 = 2,917,167.20 : x - Step 2: Convert to fraction form
5,092,203.68/7,027,425.84 = 2,917,167.20/x - Step 3: Cross multiply
5,092,203.68x = 7,027,425.84 × 2,917,167.20 - Step 4: Simplify right side
5,092,203.68x = 20,500,176,160,880.45 - Step 5: Solve for x
x = 20,500,176,160,880.45/5,092,203.68 - Step 6: Final answer
x = 4,025,796.58
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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.