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Finding the Fourth Proportional to 2,035,687.20, 2,846,229.60 and 2,035,687.20

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Solution

The fourth proportional to 2,035,687.20, 2,846,229.60 and 2,035,687.20 is: 2,846,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035,687.20 : 2,846,229.60 = 2,035,687.20 : x
  2. Step 2: Convert to fraction form
    2,035,687.20/2,846,229.60 = 2,035,687.20/x
  3. Step 3: Cross multiply
    2,035,687.20x = 2,846,229.60 × 2,035,687.20
  4. Step 4: Simplify right side
    2,035,687.20x = 5,794,033,164,981.12
  5. Step 5: Solve for x
    x = 5,794,033,164,981.12/2,035,687.20
  6. Step 6: Final answer
    x = 2,846,229.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.