Finding the Fourth Proportional to 403,311.97, 604,867.51 and 122,825.17
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Solution
The fourth proportional to 403,311.97, 604,867.51 and 122,825.17 is: 184,207.17
Step by Step Solution
- Step 1: Write the proportion equation
403,311.97 : 604,867.51 = 122,825.17 : x - Step 2: Convert to fraction form
403,311.97/604,867.51 = 122,825.17/x - Step 3: Cross multiply
403,311.97x = 604,867.51 × 122,825.17 - Step 4: Simplify right side
403,311.97x = 74,292,954,743.23 - Step 5: Solve for x
x = 74,292,954,743.23/403,311.97 - Step 6: Final answer
x = 184,207.17
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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.