Finding the Fourth Proportional to 5,226,632.36, 7,212,507.36 and 2,903,674.80
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Solution
The fourth proportional to 5,226,632.36, 7,212,507.36 and 2,903,674.80 is: 4,006,934.95
Step by Step Solution
- Step 1: Write the proportion equation
5,226,632.36 : 7,212,507.36 = 2,903,674.80 : x - Step 2: Convert to fraction form
5,226,632.36/7,212,507.36 = 2,903,674.80/x - Step 3: Cross multiply
5,226,632.36x = 7,212,507.36 × 2,903,674.80 - Step 4: Simplify right side
5,226,632.36x = 20,942,775,866,046.53 - Step 5: Solve for x
x = 20,942,775,866,046.53/5,226,632.36 - Step 6: Final answer
x = 4,006,934.95
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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.