Finding the Fourth Proportional to 376,879.59, 565,337.84 and 152,211.99
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Solution
The fourth proportional to 376,879.59, 565,337.84 and 152,211.99 is: 228,325.44
Step by Step Solution
- Step 1: Write the proportion equation
376,879.59 : 565,337.84 = 152,211.99 : x - Step 2: Convert to fraction form
376,879.59/565,337.84 = 152,211.99/x - Step 3: Cross multiply
376,879.59x = 565,337.84 × 152,211.99 - Step 4: Simplify right side
376,879.59x = 86,051,197,648.70 - Step 5: Solve for x
x = 86,051,197,648.70/376,879.59 - Step 6: Final answer
x = 228,325.44
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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.