Finding the Fourth Proportional to 292,829.76, 403,803.36 and 250,528.32
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Solution
The fourth proportional to 292,829.76, 403,803.36 and 250,528.32 is: 345,470.96
Step by Step Solution
- Step 1: Write the proportion equation
292,829.76 : 403,803.36 = 250,528.32 : x - Step 2: Convert to fraction form
292,829.76/403,803.36 = 250,528.32/x - Step 3: Cross multiply
292,829.76x = 403,803.36 × 250,528.32 - Step 4: Simplify right side
292,829.76x = 101,164,177,391.16 - Step 5: Solve for x
x = 101,164,177,391.16/292,829.76 - Step 6: Final answer
x = 345,470.96
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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.