Finding the Fourth Proportional to 4,952,206.64, 7,430,409.48 and 2,705,720.24
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Solution
The fourth proportional to 4,952,206.64, 7,430,409.48 and 2,705,720.24 is: 4,059,727.47
Step by Step Solution
- Step 1: Write the proportion equation
4,952,206.64 : 7,430,409.48 = 2,705,720.24 : x - Step 2: Convert to fraction form
4,952,206.64/7,430,409.48 = 2,705,720.24/x - Step 3: Cross multiply
4,952,206.64x = 7,430,409.48 × 2,705,720.24 - Step 4: Simplify right side
4,952,206.64x = 20,104,609,321,523.88 - Step 5: Solve for x
x = 20,104,609,321,523.88/4,952,206.64 - Step 6: Final answer
x = 4,059,727.47
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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.