Finding the Fourth Proportional to 292,523.76, 438,698.70 and 124,041.60
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Solution
The fourth proportional to 292,523.76, 438,698.70 and 124,041.60 is: 186,025.53
Step by Step Solution
- Step 1: Write the proportion equation
292,523.76 : 438,698.70 = 124,041.60 : x - Step 2: Convert to fraction form
292,523.76/438,698.70 = 124,041.60/x - Step 3: Cross multiply
292,523.76x = 438,698.70 × 124,041.60 - Step 4: Simplify right side
292,523.76x = 54,416,888,665.92 - Step 5: Solve for x
x = 54,416,888,665.92/292,523.76 - Step 6: Final answer
x = 186,025.53
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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.