Finding the Fourth Proportional to 663,444.94, 995,201.44 and 190,134.40
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Solution
The fourth proportional to 663,444.94, 995,201.44 and 190,134.40 is: 285,211.35
Step by Step Solution
- Step 1: Write the proportion equation
663,444.94 : 995,201.44 = 190,134.40 : x - Step 2: Convert to fraction form
663,444.94/995,201.44 = 190,134.40/x - Step 3: Cross multiply
663,444.94x = 995,201.44 × 190,134.40 - Step 4: Simplify right side
663,444.94x = 189,222,028,673.54 - Step 5: Solve for x
x = 189,222,028,673.54/663,444.94 - Step 6: Final answer
x = 285,211.35
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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.