Finding the Fourth Proportional to 416,875.96, 625,401.93 and 160,715.08
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Solution
The fourth proportional to 416,875.96, 625,401.93 and 160,715.08 is: 241,106.54
Step by Step Solution
- Step 1: Write the proportion equation
416,875.96 : 625,401.93 = 160,715.08 : x - Step 2: Convert to fraction form
416,875.96/625,401.93 = 160,715.08/x - Step 3: Cross multiply
416,875.96x = 625,401.93 × 160,715.08 - Step 4: Simplify right side
416,875.96x = 100,511,521,212.10 - Step 5: Solve for x
x = 100,511,521,212.10/416,875.96 - Step 6: Final answer
x = 241,106.54
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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.