Finding the Fourth Proportional to 4,723,623.36, 6,519,490.20 and 2,958,340.14
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Solution
The fourth proportional to 4,723,623.36, 6,519,490.20 and 2,958,340.14 is: 4,083,066.76
Step by Step Solution
- Step 1: Write the proportion equation
4,723,623.36 : 6,519,490.20 = 2,958,340.14 : x - Step 2: Convert to fraction form
4,723,623.36/6,519,490.20 = 2,958,340.14/x - Step 3: Cross multiply
4,723,623.36x = 6,519,490.20 × 2,958,340.14 - Step 4: Simplify right side
4,723,623.36x = 19,286,869,550,996.63 - Step 5: Solve for x
x = 19,286,869,550,996.63/4,723,623.36 - Step 6: Final answer
x = 4,083,066.76
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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.