Home / 474,936.21-655,381.94-260,078.85

Finding the Fourth Proportional to 474,936.21, 655,381.94 and 260,078.85

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Solution

The fourth proportional to 474,936.21, 655,381.94 and 260,078.85 is: 358,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,936.21 : 655,381.94 = 260,078.85 : x
  2. Step 2: Convert to fraction form
    474,936.21/655,381.94 = 260,078.85/x
  3. Step 3: Cross multiply
    474,936.21x = 655,381.94 × 260,078.85
  4. Step 4: Simplify right side
    474,936.21x = 170,450,979,965.58
  5. Step 5: Solve for x
    x = 170,450,979,965.58/474,936.21
  6. Step 6: Final answer
    x = 358,892.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.