Finding the Fourth Proportional to 292,693.24, 403,924.26 and 163,628.02
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Solution
The fourth proportional to 292,693.24, 403,924.26 and 163,628.02 is: 225,810.91
Step by Step Solution
- Step 1: Write the proportion equation
292,693.24 : 403,924.26 = 163,628.02 : x - Step 2: Convert to fraction form
292,693.24/403,924.26 = 163,628.02/x - Step 3: Cross multiply
292,693.24x = 403,924.26 × 163,628.02 - Step 4: Simplify right side
292,693.24x = 66,093,326,893.77 - Step 5: Solve for x
x = 66,093,326,893.77/292,693.24 - Step 6: Final answer
x = 225,810.91
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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.