Finding the Fourth Proportional to 697,322.16, 1,046,487.47 and 248,046.75
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Solution
The fourth proportional to 697,322.16, 1,046,487.47 and 248,046.75 is: 372,249.48
Step by Step Solution
- Step 1: Write the proportion equation
697,322.16 : 1,046,487.47 = 248,046.75 : x - Step 2: Convert to fraction form
697,322.16/1,046,487.47 = 248,046.75/x - Step 3: Cross multiply
697,322.16x = 1,046,487.47 × 248,046.75 - Step 4: Simplify right side
697,322.16x = 259,577,814,608.99 - Step 5: Solve for x
x = 259,577,814,608.99/697,322.16 - Step 6: Final answer
x = 372,249.48
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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.