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Finding the Fourth Proportional to 441,847.53, 662,153.49 and 239,005.71

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Solution

The fourth proportional to 441,847.53, 662,153.49 and 239,005.71 is: 358,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,847.53 : 662,153.49 = 239,005.71 : x
  2. Step 2: Convert to fraction form
    441,847.53/662,153.49 = 239,005.71/x
  3. Step 3: Cross multiply
    441,847.53x = 662,153.49 × 239,005.71
  4. Step 4: Simplify right side
    441,847.53x = 158,258,465,006.43
  5. Step 5: Solve for x
    x = 158,258,465,006.43/441,847.53
  6. Step 6: Final answer
    x = 358,174.38

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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.