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Finding the Fourth Proportional to 453,819.60, 679,692.60 and 267,195.60

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Solution

The fourth proportional to 453,819.60, 679,692.60 and 267,195.60 is: 400,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,819.60 : 679,692.60 = 267,195.60 : x
  2. Step 2: Convert to fraction form
    453,819.60/679,692.60 = 267,195.60/x
  3. Step 3: Cross multiply
    453,819.60x = 679,692.60 × 267,195.60
  4. Step 4: Simplify right side
    453,819.60x = 181,610,872,072.56
  5. Step 5: Solve for x
    x = 181,610,872,072.56/453,819.60
  6. Step 6: Final answer
    x = 400,182.96

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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.