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Finding the Fourth Proportional to 550,321.80, 825,483.76 and 150,968.04

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Solution

The fourth proportional to 550,321.80, 825,483.76 and 150,968.04 is: 226,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,321.80 : 825,483.76 = 150,968.04 : x
  2. Step 2: Convert to fraction form
    550,321.80/825,483.76 = 150,968.04/x
  3. Step 3: Cross multiply
    550,321.80x = 825,483.76 × 150,968.04
  4. Step 4: Simplify right side
    550,321.80x = 124,621,665,299.03
  5. Step 5: Solve for x
    x = 124,621,665,299.03/550,321.80
  6. Step 6: Final answer
    x = 226,452.35

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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.