Finding the Fourth Proportional to 302,023.20, 453,089.20 and 124,433.12
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Solution
The fourth proportional to 302,023.20, 453,089.20 and 124,433.12 is: 186,672.09
Step by Step Solution
- Step 1: Write the proportion equation
302,023.20 : 453,089.20 = 124,433.12 : x - Step 2: Convert to fraction form
302,023.20/453,089.20 = 124,433.12/x - Step 3: Cross multiply
302,023.20x = 453,089.20 × 124,433.12 - Step 4: Simplify right side
302,023.20x = 56,379,302,794.30 - Step 5: Solve for x
x = 56,379,302,794.30/302,023.20 - Step 6: Final answer
x = 186,672.09
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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.