Home / 331,896.15-457,882.88-192,102.80

Finding the Fourth Proportional to 331,896.15, 457,882.88 and 192,102.80

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Solution

The fourth proportional to 331,896.15, 457,882.88 and 192,102.80 is: 265,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,896.15 : 457,882.88 = 192,102.80 : x
  2. Step 2: Convert to fraction form
    331,896.15/457,882.88 = 192,102.80/x
  3. Step 3: Cross multiply
    331,896.15x = 457,882.88 × 192,102.80
  4. Step 4: Simplify right side
    331,896.15x = 87,960,580,070.14
  5. Step 5: Solve for x
    x = 87,960,580,070.14/331,896.15
  6. Step 6: Final answer
    x = 265,024.41

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1.5x scale

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.