Home / 654,865.23-982,675.13-275,756.43

Finding the Fourth Proportional to 654,865.23, 982,675.13 and 275,756.43

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Solution

The fourth proportional to 654,865.23, 982,675.13 and 275,756.43 is: 413,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,865.23 : 982,675.13 = 275,756.43 : x
  2. Step 2: Convert to fraction form
    654,865.23/982,675.13 = 275,756.43/x
  3. Step 3: Cross multiply
    654,865.23x = 982,675.13 × 275,756.43
  4. Step 4: Simplify right side
    654,865.23x = 270,978,984,319.80
  5. Step 5: Solve for x
    x = 270,978,984,319.80/654,865.23
  6. Step 6: Final answer
    x = 413,793.51

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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.