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Finding the Fourth Proportional to 322,288.26, 483,441.84 and 153,826.26

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Solution

The fourth proportional to 322,288.26, 483,441.84 and 153,826.26 is: 230,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,288.26 : 483,441.84 = 153,826.26 : x
  2. Step 2: Convert to fraction form
    322,288.26/483,441.84 = 153,826.26/x
  3. Step 3: Cross multiply
    322,288.26x = 483,441.84 × 153,826.26
  4. Step 4: Simplify right side
    322,288.26x = 74,366,050,174.72
  5. Step 5: Solve for x
    x = 74,366,050,174.72/322,288.26
  6. Step 6: Final answer
    x = 230,743.90

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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.