Finding the Fourth Proportional to 653,733.05, 902,146.16 and 367,246.98
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Solution
The fourth proportional to 653,733.05, 902,146.16 and 367,246.98 is: 506,797.78
Step by Step Solution
- Step 1: Write the proportion equation
653,733.05 : 902,146.16 = 367,246.98 : x - Step 2: Convert to fraction form
653,733.05/902,146.16 = 367,246.98/x - Step 3: Cross multiply
653,733.05x = 902,146.16 × 367,246.98 - Step 4: Simplify right side
653,733.05x = 331,310,452,778.60 - Step 5: Solve for x
x = 331,310,452,778.60/653,733.05 - Step 6: Final answer
x = 506,797.78
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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.