Finding the Fourth Proportional to 4,357,577.60, 6,536,366.40 and 4,161,622.40
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Solution
The fourth proportional to 4,357,577.60, 6,536,366.40 and 4,161,622.40 is: 6,242,433.60
Step by Step Solution
- Step 1: Write the proportion equation
4,357,577.60 : 6,536,366.40 = 4,161,622.40 : x - Step 2: Convert to fraction form
4,357,577.60/6,536,366.40 = 4,161,622.40/x - Step 3: Cross multiply
4,357,577.60x = 6,536,366.40 × 4,161,622.40 - Step 4: Simplify right side
4,357,577.60x = 27,201,888,824,847.36 - Step 5: Solve for x
x = 27,201,888,824,847.36/4,357,577.60 - Step 6: Final answer
x = 6,242,433.60
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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.