Finding the Fourth Proportional to 292,436.26, 437,656.34 and 245,104.78
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Solution
The fourth proportional to 292,436.26, 437,656.34 and 245,104.78 is: 366,820.66
Step by Step Solution
- Step 1: Write the proportion equation
292,436.26 : 437,656.34 = 245,104.78 : x - Step 2: Convert to fraction form
292,436.26/437,656.34 = 245,104.78/x - Step 3: Cross multiply
292,436.26x = 437,656.34 × 245,104.78 - Step 4: Simplify right side
292,436.26x = 107,271,660,931.31 - Step 5: Solve for x
x = 107,271,660,931.31/292,436.26 - Step 6: Final answer
x = 366,820.66
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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.