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Finding the Fourth Proportional to 250,073.36, 375,922.88 and 200,694.54

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Solution

The fourth proportional to 250,073.36, 375,922.88 and 200,694.54 is: 301,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,073.36 : 375,922.88 = 200,694.54 : x
  2. Step 2: Convert to fraction form
    250,073.36/375,922.88 = 200,694.54/x
  3. Step 3: Cross multiply
    250,073.36x = 375,922.88 × 200,694.54
  4. Step 4: Simplify right side
    250,073.36x = 75,445,668,473.60
  5. Step 5: Solve for x
    x = 75,445,668,473.60/250,073.36
  6. Step 6: Final answer
    x = 301,694.15

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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.