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Finding the Fourth Proportional to 200,794.98, 277,099.20 and 110,151.12

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Solution

The fourth proportional to 200,794.98, 277,099.20 and 110,151.12 is: 152,009.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,794.98 : 277,099.20 = 110,151.12 : x
  2. Step 2: Convert to fraction form
    200,794.98/277,099.20 = 110,151.12/x
  3. Step 3: Cross multiply
    200,794.98x = 277,099.20 × 110,151.12
  4. Step 4: Simplify right side
    200,794.98x = 30,522,787,231.10
  5. Step 5: Solve for x
    x = 30,522,787,231.10/200,794.98
  6. Step 6: Final answer
    x = 152,009.71

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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.