Home / 463,583.25-639,776.88-259,650.36

Finding the Fourth Proportional to 463,583.25, 639,776.88 and 259,650.36

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Solution

The fourth proportional to 463,583.25, 639,776.88 and 259,650.36 is: 358,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,583.25 : 639,776.88 = 259,650.36 : x
  2. Step 2: Convert to fraction form
    463,583.25/639,776.88 = 259,650.36/x
  3. Step 3: Cross multiply
    463,583.25x = 639,776.88 × 259,650.36
  4. Step 4: Simplify right side
    463,583.25x = 166,118,297,211.68
  5. Step 5: Solve for x
    x = 166,118,297,211.68/463,583.25
  6. Step 6: Final answer
    x = 358,335.42

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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.