Finding the Fourth Proportional to 383,652.26, 529,433.13 and 211,586.14
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Solution
The fourth proportional to 383,652.26, 529,433.13 and 211,586.14 is: 291,985.02
Step by Step Solution
- Step 1: Write the proportion equation
383,652.26 : 529,433.13 = 211,586.14 : x - Step 2: Convert to fraction form
383,652.26/529,433.13 = 211,586.14/x - Step 3: Cross multiply
383,652.26x = 529,433.13 × 211,586.14 - Step 4: Simplify right side
383,652.26x = 112,020,712,629.89 - Step 5: Solve for x
x = 112,020,712,629.89/383,652.26 - Step 6: Final answer
x = 291,985.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.