Finding the Fourth Proportional to 691,914.18, 1,037,794.05 and 186,525.48
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Solution
The fourth proportional to 691,914.18, 1,037,794.05 and 186,525.48 is: 279,767.40
Step by Step Solution
- Step 1: Write the proportion equation
691,914.18 : 1,037,794.05 = 186,525.48 : x - Step 2: Convert to fraction form
691,914.18/1,037,794.05 = 186,525.48/x - Step 3: Cross multiply
691,914.18x = 1,037,794.05 × 186,525.48 - Step 4: Simplify right side
691,914.18x = 193,575,033,317.39 - Step 5: Solve for x
x = 193,575,033,317.39/691,914.18 - Step 6: Final answer
x = 279,767.40
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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.