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Finding the Fourth Proportional to 269,692.20, 404,829.90 and 151,594.20

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Solution

The fourth proportional to 269,692.20, 404,829.90 and 151,594.20 is: 227,555.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,692.20 : 404,829.90 = 151,594.20 : x
  2. Step 2: Convert to fraction form
    269,692.20/404,829.90 = 151,594.20/x
  3. Step 3: Cross multiply
    269,692.20x = 404,829.90 × 151,594.20
  4. Step 4: Simplify right side
    269,692.20x = 61,369,864,826.58
  5. Step 5: Solve for x
    x = 61,369,864,826.58/269,692.20
  6. Step 6: Final answer
    x = 227,555.21

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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.