Home / 769,197.20-1,153,905.04-236,762.56

Finding the Fourth Proportional to 769,197.20, 1,153,905.04 and 236,762.56

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Solution

The fourth proportional to 769,197.20, 1,153,905.04 and 236,762.56 is: 355,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,197.20 : 1,153,905.04 = 236,762.56 : x
  2. Step 2: Convert to fraction form
    769,197.20/1,153,905.04 = 236,762.56/x
  3. Step 3: Cross multiply
    769,197.20x = 1,153,905.04 × 236,762.56
  4. Step 4: Simplify right side
    769,197.20x = 273,201,511,267.30
  5. Step 5: Solve for x
    x = 273,201,511,267.30/769,197.20
  6. Step 6: Final answer
    x = 355,177.46

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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.