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Finding the Fourth Proportional to 269,517.02, 404,273.85 and 69,836.90

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Solution

The fourth proportional to 269,517.02, 404,273.85 and 69,836.90 is: 104,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,517.02 : 404,273.85 = 69,836.90 : x
  2. Step 2: Convert to fraction form
    269,517.02/404,273.85 = 69,836.90/x
  3. Step 3: Cross multiply
    269,517.02x = 404,273.85 × 69,836.90
  4. Step 4: Simplify right side
    269,517.02x = 28,233,232,435.07
  5. Step 5: Solve for x
    x = 28,233,232,435.07/269,517.02
  6. Step 6: Final answer
    x = 104,754.91

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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.