Home / 455,225.29-682,912.11-170,937.85

Finding the Fourth Proportional to 455,225.29, 682,912.11 and 170,937.85

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Solution

The fourth proportional to 455,225.29, 682,912.11 and 170,937.85 is: 256,434.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,225.29 : 682,912.11 = 170,937.85 : x
  2. Step 2: Convert to fraction form
    455,225.29/682,912.11 = 170,937.85/x
  3. Step 3: Cross multiply
    455,225.29x = 682,912.11 × 170,937.85
  4. Step 4: Simplify right side
    455,225.29x = 116,735,527,822.36
  5. Step 5: Solve for x
    x = 116,735,527,822.36/455,225.29
  6. Step 6: Final answer
    x = 256,434.63

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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.