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Finding the Fourth Proportional to 446,989.88, 616,846.04 and 245,785.88

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Solution

The fourth proportional to 446,989.88, 616,846.04 and 245,785.88 is: 339,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,989.88 : 616,846.04 = 245,785.88 : x
  2. Step 2: Convert to fraction form
    446,989.88/616,846.04 = 245,785.88/x
  3. Step 3: Cross multiply
    446,989.88x = 616,846.04 × 245,785.88
  4. Step 4: Simplify right side
    446,989.88x = 151,612,042,452.76
  5. Step 5: Solve for x
    x = 151,612,042,452.76/446,989.88
  6. Step 6: Final answer
    x = 339,184.51

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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.