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Finding the Fourth Proportional to 275,672.10, 413,508.15 and 273,339.30

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Solution

The fourth proportional to 275,672.10, 413,508.15 and 273,339.30 is: 410,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,672.10 : 413,508.15 = 273,339.30 : x
  2. Step 2: Convert to fraction form
    275,672.10/413,508.15 = 273,339.30/x
  3. Step 3: Cross multiply
    275,672.10x = 413,508.15 × 273,339.30
  4. Step 4: Simplify right side
    275,672.10x = 113,028,028,265.30
  5. Step 5: Solve for x
    x = 113,028,028,265.30/275,672.10
  6. Step 6: Final answer
    x = 410,008.95

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1.5x scale

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.