Finding the Fourth Proportional to 463,118.75, 694,580.91 and 130,616.99
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Solution
The fourth proportional to 463,118.75, 694,580.91 and 130,616.99 is: 195,898.07
Step by Step Solution
- Step 1: Write the proportion equation
463,118.75 : 694,580.91 = 130,616.99 : x - Step 2: Convert to fraction form
463,118.75/694,580.91 = 130,616.99/x - Step 3: Cross multiply
463,118.75x = 694,580.91 × 130,616.99 - Step 4: Simplify right side
463,118.75x = 90,724,067,775.66 - Step 5: Solve for x
x = 90,724,067,775.66/463,118.75 - Step 6: Final answer
x = 195,898.07
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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.