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Finding the Fourth Proportional to 585,393.38, 878,077.31 and 269,850.29

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Solution

The fourth proportional to 585,393.38, 878,077.31 and 269,850.29 is: 404,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,393.38 : 878,077.31 = 269,850.29 : x
  2. Step 2: Convert to fraction form
    585,393.38/878,077.31 = 269,850.29/x
  3. Step 3: Cross multiply
    585,393.38x = 878,077.31 × 269,850.29
  4. Step 4: Simplify right side
    585,393.38x = 236,949,412,524.19
  5. Step 5: Solve for x
    x = 236,949,412,524.19/585,393.38
  6. Step 6: Final answer
    x = 404,769.55

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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.