Finding the Fourth Proportional to 292,596.23, 403,815.64 and 165,280.03
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Solution
The fourth proportional to 292,596.23, 403,815.64 and 165,280.03 is: 228,104.99
Step by Step Solution
- Step 1: Write the proportion equation
292,596.23 : 403,815.64 = 165,280.03 : x - Step 2: Convert to fraction form
292,596.23/403,815.64 = 165,280.03/x - Step 3: Cross multiply
292,596.23x = 403,815.64 × 165,280.03 - Step 4: Simplify right side
292,596.23x = 66,742,661,093.67 - Step 5: Solve for x
x = 66,742,661,093.67/292,596.23 - Step 6: Final answer
x = 228,104.99
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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.