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Finding the Fourth Proportional to 236,882.53, 355,422.21 and 103,694.23

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Solution

The fourth proportional to 236,882.53, 355,422.21 and 103,694.23 is: 155,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,882.53 : 355,422.21 = 103,694.23 : x
  2. Step 2: Convert to fraction form
    236,882.53/355,422.21 = 103,694.23/x
  3. Step 3: Cross multiply
    236,882.53x = 355,422.21 × 103,694.23
  4. Step 4: Simplify right side
    236,882.53x = 36,855,232,390.85
  5. Step 5: Solve for x
    x = 36,855,232,390.85/236,882.53
  6. Step 6: Final answer
    x = 155,584.43

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1.5x scale

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.