Finding the Fourth Proportional to 292,669.44, 403,516.80 and 238,899.84
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Solution
The fourth proportional to 292,669.44, 403,516.80 and 238,899.84 is: 329,382.18
Step by Step Solution
- Step 1: Write the proportion equation
292,669.44 : 403,516.80 = 238,899.84 : x - Step 2: Convert to fraction form
292,669.44/403,516.80 = 238,899.84/x - Step 3: Cross multiply
292,669.44x = 403,516.80 × 238,899.84 - Step 4: Simplify right side
292,669.44x = 96,400,098,957.31 - Step 5: Solve for x
x = 96,400,098,957.31/292,669.44 - Step 6: Final answer
x = 329,382.18
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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.