Finding the Fourth Proportional to 4,848,013.80, 7,272,020.70 and 4,101,517.80
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Solution
The fourth proportional to 4,848,013.80, 7,272,020.70 and 4,101,517.80 is: 6,152,276.70
Step by Step Solution
- Step 1: Write the proportion equation
4,848,013.80 : 7,272,020.70 = 4,101,517.80 : x - Step 2: Convert to fraction form
4,848,013.80/7,272,020.70 = 4,101,517.80/x - Step 3: Cross multiply
4,848,013.80x = 7,272,020.70 × 4,101,517.80 - Step 4: Simplify right side
4,848,013.80x = 29,826,322,343,018.46 - Step 5: Solve for x
x = 29,826,322,343,018.46/4,848,013.80 - Step 6: Final answer
x = 6,152,276.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.