Finding the Fourth Proportional to 5,525,521.57, 8,289,524.84 and 1,687,022.87
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Solution
The fourth proportional to 5,525,521.57, 8,289,524.84 and 1,687,022.87 is: 2,530,913.65
Step by Step Solution
- Step 1: Write the proportion equation
5,525,521.57 : 8,289,524.84 = 1,687,022.87 : x - Step 2: Convert to fraction form
5,525,521.57/8,289,524.84 = 1,687,022.87/x - Step 3: Cross multiply
5,525,521.57x = 8,289,524.84 × 1,687,022.87 - Step 4: Simplify right side
5,525,521.57x = 13,984,617,964,689.39 - Step 5: Solve for x
x = 13,984,617,964,689.39/5,525,521.57 - Step 6: Final answer
x = 2,530,913.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.