Home / 483,630.72-667,397.04-268,765.24

Finding the Fourth Proportional to 483,630.72, 667,397.04 and 268,765.24

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Solution

The fourth proportional to 483,630.72, 667,397.04 and 268,765.24 is: 370,888.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,630.72 : 667,397.04 = 268,765.24 : x
  2. Step 2: Convert to fraction form
    483,630.72/667,397.04 = 268,765.24/x
  3. Step 3: Cross multiply
    483,630.72x = 667,397.04 × 268,765.24
  4. Step 4: Simplify right side
    483,630.72x = 179,373,125,630.89
  5. Step 5: Solve for x
    x = 179,373,125,630.89/483,630.72
  6. Step 6: Final answer
    x = 370,888.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.