Finding the Fourth Proportional to 468,129.48, 702,213.68 and 152,589.12
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Solution
The fourth proportional to 468,129.48, 702,213.68 and 152,589.12 is: 228,890.02
Step by Step Solution
- Step 1: Write the proportion equation
468,129.48 : 702,213.68 = 152,589.12 : x - Step 2: Convert to fraction form
468,129.48/702,213.68 = 152,589.12/x - Step 3: Cross multiply
468,129.48x = 702,213.68 × 152,589.12 - Step 4: Simplify right side
468,129.48x = 107,150,167,483.16 - Step 5: Solve for x
x = 107,150,167,483.16/468,129.48 - Step 6: Final answer
x = 228,890.02
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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.