Finding the Fourth Proportional to 5,542,385.51, 7,652,090.92 and 4,960,601.14
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Solution
The fourth proportional to 5,542,385.51, 7,652,090.92 and 4,960,601.14 is: 6,848,850.71
Step by Step Solution
- Step 1: Write the proportion equation
5,542,385.51 : 7,652,090.92 = 4,960,601.14 : x - Step 2: Convert to fraction form
5,542,385.51/7,652,090.92 = 4,960,601.14/x - Step 3: Cross multiply
5,542,385.51x = 7,652,090.92 × 4,960,601.14 - Step 4: Simplify right side
5,542,385.51x = 37,958,970,940,228.81 - Step 5: Solve for x
x = 37,958,970,940,228.81/5,542,385.51 - Step 6: Final answer
x = 6,848,850.71
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1.5x scale
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.