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Finding the Fourth Proportional to 441,175.41, 608,825.57 and 239,971.41

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Solution

The fourth proportional to 441,175.41, 608,825.57 and 239,971.41 is: 331,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,175.41 : 608,825.57 = 239,971.41 : x
  2. Step 2: Convert to fraction form
    441,175.41/608,825.57 = 239,971.41/x
  3. Step 3: Cross multiply
    441,175.41x = 608,825.57 × 239,971.41
  4. Step 4: Simplify right side
    441,175.41x = 146,100,729,277.10
  5. Step 5: Solve for x
    x = 146,100,729,277.10/441,175.41
  6. Step 6: Final answer
    x = 331,162.45

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1.5x scale

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.