Finding the Fourth Proportional to 536,758.68, 805,086.18 and 162,784.92
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Solution
The fourth proportional to 536,758.68, 805,086.18 and 162,784.92 is: 244,161.66
Step by Step Solution
- Step 1: Write the proportion equation
536,758.68 : 805,086.18 = 162,784.92 : x - Step 2: Convert to fraction form
536,758.68/805,086.18 = 162,784.92/x - Step 3: Cross multiply
536,758.68x = 805,086.18 × 162,784.92 - Step 4: Simplify right side
536,758.68x = 131,055,889,404.41 - Step 5: Solve for x
x = 131,055,889,404.41/536,758.68 - Step 6: Final answer
x = 244,161.66
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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.