Finding the Fourth Proportional to 524,765.44, 787,110.18 and 165,039.19
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Solution
The fourth proportional to 524,765.44, 787,110.18 and 165,039.19 is: 247,546.84
Step by Step Solution
- Step 1: Write the proportion equation
524,765.44 : 787,110.18 = 165,039.19 : x - Step 2: Convert to fraction form
524,765.44/787,110.18 = 165,039.19/x - Step 3: Cross multiply
524,765.44x = 787,110.18 × 165,039.19 - Step 4: Simplify right side
524,765.44x = 129,904,026,547.95 - Step 5: Solve for x
x = 129,904,026,547.95/524,765.44 - Step 6: Final answer
x = 247,546.84
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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.