Finding the Fourth Proportional to 968,185.80, 1,336,113.57 and 538,466.12
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Solution
The fourth proportional to 968,185.80, 1,336,113.57 and 538,466.12 is: 743,092.79
Step by Step Solution
- Step 1: Write the proportion equation
968,185.80 : 1,336,113.57 = 538,466.12 : x - Step 2: Convert to fraction form
968,185.80/1,336,113.57 = 538,466.12/x - Step 3: Cross multiply
968,185.80x = 1,336,113.57 × 538,466.12 - Step 4: Simplify right side
968,185.80x = 719,451,883,236.68 - Step 5: Solve for x
x = 719,451,883,236.68/968,185.80 - Step 6: Final answer
x = 743,092.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.