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Finding the Fourth Proportional to 2,019,194.70, 3,028,792.05 and 2,019,194.70

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Solution

The fourth proportional to 2,019,194.70, 3,028,792.05 and 2,019,194.70 is: 3,028,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,194.70 : 3,028,792.05 = 2,019,194.70 : x
  2. Step 2: Convert to fraction form
    2,019,194.70/3,028,792.05 = 2,019,194.70/x
  3. Step 3: Cross multiply
    2,019,194.70x = 3,028,792.05 × 2,019,194.70
  4. Step 4: Simplify right side
    2,019,194.70x = 6,115,720,854,762.14
  5. Step 5: Solve for x
    x = 6,115,720,854,762.14/2,019,194.70
  6. Step 6: Final answer
    x = 3,028,792.05

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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.