Finding the Fourth Proportional to 481,696.07, 664,741.08 and 266,831.62
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Solution
The fourth proportional to 481,696.07, 664,741.08 and 266,831.62 is: 368,227.91
Step by Step Solution
- Step 1: Write the proportion equation
481,696.07 : 664,741.08 = 266,831.62 : x - Step 2: Convert to fraction form
481,696.07/664,741.08 = 266,831.62/x - Step 3: Cross multiply
481,696.07x = 664,741.08 × 266,831.62 - Step 4: Simplify right side
481,696.07x = 177,373,937,595.10 - Step 5: Solve for x
x = 177,373,937,595.10/481,696.07 - Step 6: Final answer
x = 368,227.91
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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.