Finding the Fourth Proportional to 436,835.44, 602,733.18 and 245,779.12
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Solution
The fourth proportional to 436,835.44, 602,733.18 and 245,779.12 is: 339,119.08
Step by Step Solution
- Step 1: Write the proportion equation
436,835.44 : 602,733.18 = 245,779.12 : x - Step 2: Convert to fraction form
436,835.44/602,733.18 = 245,779.12/x - Step 3: Cross multiply
436,835.44x = 602,733.18 × 245,779.12 - Step 4: Simplify right side
436,835.44x = 148,139,230,575.20 - Step 5: Solve for x
x = 148,139,230,575.20/436,835.44 - Step 6: Final answer
x = 339,119.08
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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.