Finding the Fourth Proportional to 324,774.18, 487,161.50 and 88,116.84
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Solution
The fourth proportional to 324,774.18, 487,161.50 and 88,116.84 is: 132,175.32
Step by Step Solution
- Step 1: Write the proportion equation
324,774.18 : 487,161.50 = 88,116.84 : x - Step 2: Convert to fraction form
324,774.18/487,161.50 = 88,116.84/x - Step 3: Cross multiply
324,774.18x = 487,161.50 × 88,116.84 - Step 4: Simplify right side
324,774.18x = 42,927,131,509.08 - Step 5: Solve for x
x = 42,927,131,509.08/324,774.18 - Step 6: Final answer
x = 132,175.32
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1.5x scale
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.