Finding the Fourth Proportional to 5,502,990.91, 8,217,429.14 and 4,494,114.24
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Solution
The fourth proportional to 5,502,990.91, 8,217,429.14 and 4,494,114.24 is: 6,710,907.92
Step by Step Solution
- Step 1: Write the proportion equation
5,502,990.91 : 8,217,429.14 = 4,494,114.24 : x - Step 2: Convert to fraction form
5,502,990.91/8,217,429.14 = 4,494,114.24/x - Step 3: Cross multiply
5,502,990.91x = 8,217,429.14 × 4,494,114.24 - Step 4: Simplify right side
5,502,990.91x = 36,930,065,291,794.38 - Step 5: Solve for x
x = 36,930,065,291,794.38/5,502,990.91 - Step 6: Final answer
x = 6,710,907.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.