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Finding the Fourth Proportional to 200,662.50, 276,912.79 and 110,016.97

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Solution

The fourth proportional to 200,662.50, 276,912.79 and 110,016.97 is: 151,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,662.50 : 276,912.79 = 110,016.97 : x
  2. Step 2: Convert to fraction form
    200,662.50/276,912.79 = 110,016.97/x
  3. Step 3: Cross multiply
    200,662.50x = 276,912.79 × 110,016.97
  4. Step 4: Simplify right side
    200,662.50x = 30,465,104,175.40
  5. Step 5: Solve for x
    x = 30,465,104,175.40/200,662.50
  6. Step 6: Final answer
    x = 151,822.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.