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Finding the Fourth Proportional to 234,017.20, 350,896.20 and 100,874.80

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Solution

The fourth proportional to 234,017.20, 350,896.20 and 100,874.80 is: 151,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,017.20 : 350,896.20 = 100,874.80 : x
  2. Step 2: Convert to fraction form
    234,017.20/350,896.20 = 100,874.80/x
  3. Step 3: Cross multiply
    234,017.20x = 350,896.20 × 100,874.80
  4. Step 4: Simplify right side
    234,017.20x = 35,396,583,995.76
  5. Step 5: Solve for x
    x = 35,396,583,995.76/234,017.20
  6. Step 6: Final answer
    x = 151,256.33

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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.