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Finding the Fourth Proportional to 2,835,155.80, 4,250,012.10 and 940,922.20

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Solution

The fourth proportional to 2,835,155.80, 4,250,012.10 and 940,922.20 is: 1,410,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835,155.80 : 4,250,012.10 = 940,922.20 : x
  2. Step 2: Convert to fraction form
    2,835,155.80/4,250,012.10 = 940,922.20/x
  3. Step 3: Cross multiply
    2,835,155.80x = 4,250,012.10 × 940,922.20
  4. Step 4: Simplify right side
    2,835,155.80x = 3,998,930,735,158.62
  5. Step 5: Solve for x
    x = 3,998,930,735,158.62/2,835,155.80
  6. Step 6: Final answer
    x = 1,410,480.06

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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.