Finding the Fourth Proportional to 274,432.08, 411,697.20 and 97,042.08
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Solution
The fourth proportional to 274,432.08, 411,697.20 and 97,042.08 is: 145,580.48
Step by Step Solution
- Step 1: Write the proportion equation
274,432.08 : 411,697.20 = 97,042.08 : x - Step 2: Convert to fraction form
274,432.08/411,697.20 = 97,042.08/x - Step 3: Cross multiply
274,432.08x = 411,697.20 × 97,042.08 - Step 4: Simplify right side
274,432.08x = 39,951,952,618.18 - Step 5: Solve for x
x = 39,951,952,618.18/274,432.08 - Step 6: Final answer
x = 145,580.48
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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.