Finding the Fourth Proportional to 302,023.70, 453,089.95 and 124,433.62
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Solution
The fourth proportional to 302,023.70, 453,089.95 and 124,433.62 is: 186,672.84
Step by Step Solution
- Step 1: Write the proportion equation
302,023.70 : 453,089.95 = 124,433.62 : x - Step 2: Convert to fraction form
302,023.70/453,089.95 = 124,433.62/x - Step 3: Cross multiply
302,023.70x = 453,089.95 × 124,433.62 - Step 4: Simplify right side
302,023.70x = 56,379,622,664.12 - Step 5: Solve for x
x = 56,379,622,664.12/302,023.70 - Step 6: Final answer
x = 186,672.84
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1.5x scale
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.