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Finding the Fourth Proportional to 351,029.40, 526,544.10 and 337,251.30

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Solution

The fourth proportional to 351,029.40, 526,544.10 and 337,251.30 is: 505,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,029.40 : 526,544.10 = 337,251.30 : x
  2. Step 2: Convert to fraction form
    351,029.40/526,544.10 = 337,251.30/x
  3. Step 3: Cross multiply
    351,029.40x = 526,544.10 × 337,251.30
  4. Step 4: Simplify right side
    351,029.40x = 177,577,682,232.33
  5. Step 5: Solve for x
    x = 177,577,682,232.33/351,029.40
  6. Step 6: Final answer
    x = 505,876.95

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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.