Finding the Fourth Proportional to 873,566.42, 1,310,356.96 and 242,529.44
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Solution
The fourth proportional to 873,566.42, 1,310,356.96 and 242,529.44 is: 363,796.20
Step by Step Solution
- Step 1: Write the proportion equation
873,566.42 : 1,310,356.96 = 242,529.44 : x - Step 2: Convert to fraction form
873,566.42/1,310,356.96 = 242,529.44/x - Step 3: Cross multiply
873,566.42x = 1,310,356.96 × 242,529.44 - Step 4: Simplify right side
873,566.42x = 317,800,139,708.90 - Step 5: Solve for x
x = 317,800,139,708.90/873,566.42 - Step 6: Final answer
x = 363,796.20
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1.5x scale
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.