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Finding the Fourth Proportional to 436,134.24, 654,201.12 and 116,286.24

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Solution

The fourth proportional to 436,134.24, 654,201.12 and 116,286.24 is: 174,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,134.24 : 654,201.12 = 116,286.24 : x
  2. Step 2: Convert to fraction form
    436,134.24/654,201.12 = 116,286.24/x
  3. Step 3: Cross multiply
    436,134.24x = 654,201.12 × 116,286.24
  4. Step 4: Simplify right side
    436,134.24x = 76,074,588,448.59
  5. Step 5: Solve for x
    x = 76,074,588,448.59/436,134.24
  6. Step 6: Final answer
    x = 174,429.30

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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.