Finding the Fourth Proportional to 534,536.58, 737,672.22 and 305,089.23
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Solution
The fourth proportional to 534,536.58, 737,672.22 and 305,089.23 is: 421,029.84
Step by Step Solution
- Step 1: Write the proportion equation
534,536.58 : 737,672.22 = 305,089.23 : x - Step 2: Convert to fraction form
534,536.58/737,672.22 = 305,089.23/x - Step 3: Cross multiply
534,536.58x = 737,672.22 × 305,089.23 - Step 4: Simplify right side
534,536.58x = 225,055,849,592.19 - Step 5: Solve for x
x = 225,055,849,592.19/534,536.58 - Step 6: Final answer
x = 421,029.84
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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.