Finding the Fourth Proportional to 4,533,517.80, 6,800,276.70 and 3,943,027.80
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Solution
The fourth proportional to 4,533,517.80, 6,800,276.70 and 3,943,027.80 is: 5,914,541.70
Step by Step Solution
- Step 1: Write the proportion equation
4,533,517.80 : 6,800,276.70 = 3,943,027.80 : x - Step 2: Convert to fraction form
4,533,517.80/6,800,276.70 = 3,943,027.80/x - Step 3: Cross multiply
4,533,517.80x = 6,800,276.70 × 3,943,027.80 - Step 4: Simplify right side
4,533,517.80x = 26,813,680,075,792.26 - Step 5: Solve for x
x = 26,813,680,075,792.26/4,533,517.80 - Step 6: Final answer
x = 5,914,541.70
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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.