Finding the Fourth Proportional to 5,304,939.05, 7,958,961.36 and 1,710,633.71
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Solution
The fourth proportional to 5,304,939.05, 7,958,961.36 and 1,710,633.71 is: 2,566,451.28
Step by Step Solution
- Step 1: Write the proportion equation
5,304,939.05 : 7,958,961.36 = 1,710,633.71 : x - Step 2: Convert to fraction form
5,304,939.05/7,958,961.36 = 1,710,633.71/x - Step 3: Cross multiply
5,304,939.05x = 7,958,961.36 × 1,710,633.71 - Step 4: Simplify right side
5,304,939.05x = 13,614,867,599,003.45 - Step 5: Solve for x
x = 13,614,867,599,003.45/5,304,939.05 - Step 6: Final answer
x = 2,566,451.28
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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.