Finding the Fourth Proportional to 213,290.08, 294,334.68 and 117,794.74
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Solution
The fourth proportional to 213,290.08, 294,334.68 and 117,794.74 is: 162,553.63
Step by Step Solution
- Step 1: Write the proportion equation
213,290.08 : 294,334.68 = 117,794.74 : x - Step 2: Convert to fraction form
213,290.08/294,334.68 = 117,794.74/x - Step 3: Cross multiply
213,290.08x = 294,334.68 × 117,794.74 - Step 4: Simplify right side
213,290.08x = 34,671,077,103.58 - Step 5: Solve for x
x = 34,671,077,103.58/213,290.08 - Step 6: Final answer
x = 162,553.63
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1.5x scale
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.