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Finding the Fourth Proportional to 200,446.88, 276,616.70 and 111,022.88

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Solution

The fourth proportional to 200,446.88, 276,616.70 and 111,022.88 is: 153,211.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,446.88 : 276,616.70 = 111,022.88 : x
  2. Step 2: Convert to fraction form
    200,446.88/276,616.70 = 111,022.88/x
  3. Step 3: Cross multiply
    200,446.88x = 276,616.70 × 111,022.88
  4. Step 4: Simplify right side
    200,446.88x = 30,710,780,751.90
  5. Step 5: Solve for x
    x = 30,710,780,751.90/200,446.88
  6. Step 6: Final answer
    x = 153,211.57

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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.