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Finding the Fourth Proportional to 366,940.53, 550,410.80 and 366,940.53

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Solution

The fourth proportional to 366,940.53, 550,410.80 and 366,940.53 is: 550,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,940.53 : 550,410.80 = 366,940.53 : x
  2. Step 2: Convert to fraction form
    366,940.53/550,410.80 = 366,940.53/x
  3. Step 3: Cross multiply
    366,940.53x = 550,410.80 × 366,940.53
  4. Step 4: Simplify right side
    366,940.53x = 201,968,030,669.72
  5. Step 5: Solve for x
    x = 201,968,030,669.72/366,940.53
  6. Step 6: Final answer
    x = 550,410.80

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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.