Finding the Fourth Proportional to 481,023.97, 721,784.93 and 348,993.97
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Solution
The fourth proportional to 481,023.97, 721,784.93 and 348,993.97 is: 523,671.59
Step by Step Solution
- Step 1: Write the proportion equation
481,023.97 : 721,784.93 = 348,993.97 : x - Step 2: Convert to fraction form
481,023.97/721,784.93 = 348,993.97/x - Step 3: Cross multiply
481,023.97x = 721,784.93 × 348,993.97 - Step 4: Simplify right side
481,023.97x = 251,898,584,657.44 - Step 5: Solve for x
x = 251,898,584,657.44/481,023.97 - Step 6: Final answer
x = 523,671.59
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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.