Finding the Fourth Proportional to 6,299,241.80, 8,692,951.30 and 3,437,673.80
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Solution
The fourth proportional to 6,299,241.80, 8,692,951.30 and 3,437,673.80 is: 4,743,988.54
Step by Step Solution
- Step 1: Write the proportion equation
6,299,241.80 : 8,692,951.30 = 3,437,673.80 : x - Step 2: Convert to fraction form
6,299,241.80/8,692,951.30 = 3,437,673.80/x - Step 3: Cross multiply
6,299,241.80x = 8,692,951.30 × 3,437,673.80 - Step 4: Simplify right side
6,299,241.80x = 29,883,530,928,685.94 - Step 5: Solve for x
x = 29,883,530,928,685.94/6,299,241.80 - Step 6: Final answer
x = 4,743,988.54
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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.