Finding the Fourth Proportional to 274,554.18, 412,097.58 and 132,499.44
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Solution
The fourth proportional to 274,554.18, 412,097.58 and 132,499.44 is: 198,877.68
Step by Step Solution
- Step 1: Write the proportion equation
274,554.18 : 412,097.58 = 132,499.44 : x - Step 2: Convert to fraction form
274,554.18/412,097.58 = 132,499.44/x - Step 3: Cross multiply
274,554.18x = 412,097.58 × 132,499.44 - Step 4: Simplify right side
274,554.18x = 54,602,698,575.36 - Step 5: Solve for x
x = 54,602,698,575.36/274,554.18 - Step 6: Final answer
x = 198,877.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.