Finding the Fourth Proportional to 475,370.97, 713,057.66 and 120,385.02
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Solution
The fourth proportional to 475,370.97, 713,057.66 and 120,385.02 is: 180,577.84
Step by Step Solution
- Step 1: Write the proportion equation
475,370.97 : 713,057.66 = 120,385.02 : x - Step 2: Convert to fraction form
475,370.97/713,057.66 = 120,385.02/x - Step 3: Cross multiply
475,370.97x = 713,057.66 × 120,385.02 - Step 4: Simplify right side
475,370.97x = 85,841,460,660.25 - Step 5: Solve for x
x = 85,841,460,660.25/475,370.97 - Step 6: Final answer
x = 180,577.84
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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.