Finding the Fourth Proportional to 877,337.57, 1,316,161.84 and 397,545.99
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Solution
The fourth proportional to 877,337.57, 1,316,161.84 and 397,545.99 is: 596,389.44
Step by Step Solution
- Step 1: Write the proportion equation
877,337.57 : 1,316,161.84 = 397,545.99 : x - Step 2: Convert to fraction form
877,337.57/1,316,161.84 = 397,545.99/x - Step 3: Cross multiply
877,337.57x = 1,316,161.84 × 397,545.99 - Step 4: Simplify right side
877,337.57x = 523,234,863,156.96 - Step 5: Solve for x
x = 523,234,863,156.96/877,337.57 - Step 6: Final answer
x = 596,389.44
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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.