Finding the Fourth Proportional to 292,764.67, 404,009.99 and 165,437.53
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Solution
The fourth proportional to 292,764.67, 404,009.99 and 165,437.53 is: 228,300.82
Step by Step Solution
- Step 1: Write the proportion equation
292,764.67 : 404,009.99 = 165,437.53 : x - Step 2: Convert to fraction form
292,764.67/404,009.99 = 165,437.53/x - Step 3: Cross multiply
292,764.67x = 404,009.99 × 165,437.53 - Step 4: Simplify right side
292,764.67x = 66,838,414,840.92 - Step 5: Solve for x
x = 66,838,414,840.92/292,764.67 - Step 6: Final answer
x = 228,300.82
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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.