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Finding the Fourth Proportional to 383,804.60, 536,626.60 and 383,804.60

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Solution

The fourth proportional to 383,804.60, 536,626.60 and 383,804.60 is: 536,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,804.60 : 536,626.60 = 383,804.60 : x
  2. Step 2: Convert to fraction form
    383,804.60/536,626.60 = 383,804.60/x
  3. Step 3: Cross multiply
    383,804.60x = 536,626.60 × 383,804.60
  4. Step 4: Simplify right side
    383,804.60x = 205,959,757,562.36
  5. Step 5: Solve for x
    x = 205,959,757,562.36/383,804.60
  6. Step 6: Final answer
    x = 536,626.60

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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.