Finding the Fourth Proportional to 4,900,348.55, 6,762,203.22 and 2,724,844.99
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Solution
The fourth proportional to 4,900,348.55, 6,762,203.22 and 2,724,844.99 is: 3,760,131.63
Step by Step Solution
- Step 1: Write the proportion equation
4,900,348.55 : 6,762,203.22 = 2,724,844.99 : x - Step 2: Convert to fraction form
4,900,348.55/6,762,203.22 = 2,724,844.99/x - Step 3: Cross multiply
4,900,348.55x = 6,762,203.22 × 2,724,844.99 - Step 4: Simplify right side
4,900,348.55x = 18,425,955,548,473.36 - Step 5: Solve for x
x = 18,425,955,548,473.36/4,900,348.55 - Step 6: Final answer
x = 3,760,131.63
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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.