Finding the Fourth Proportional to 508,248.59, 701,467.04 and 281,966.99
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Solution
The fourth proportional to 508,248.59, 701,467.04 and 281,966.99 is: 389,161.04
Step by Step Solution
- Step 1: Write the proportion equation
508,248.59 : 701,467.04 = 281,966.99 : x - Step 2: Convert to fraction form
508,248.59/701,467.04 = 281,966.99/x - Step 3: Cross multiply
508,248.59x = 701,467.04 × 281,966.99 - Step 4: Simplify right side
508,248.59x = 197,790,548,443.18 - Step 5: Solve for x
x = 197,790,548,443.18/508,248.59 - Step 6: Final answer
x = 389,161.04
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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.