Home / 674,107.55-1,010,010.41-370,755.62

Finding the Fourth Proportional to 674,107.55, 1,010,010.41 and 370,755.62

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Solution

The fourth proportional to 674,107.55, 1,010,010.41 and 370,755.62 is: 555,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,107.55 : 1,010,010.41 = 370,755.62 : x
  2. Step 2: Convert to fraction form
    674,107.55/1,010,010.41 = 370,755.62/x
  3. Step 3: Cross multiply
    674,107.55x = 1,010,010.41 × 370,755.62
  4. Step 4: Simplify right side
    674,107.55x = 374,467,034,040.05
  5. Step 5: Solve for x
    x = 374,467,034,040.05/674,107.55
  6. Step 6: Final answer
    x = 555,500.43

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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.