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Finding the Fourth Proportional to 250,073.52, 374,928.84 and 116,879.28

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Solution

The fourth proportional to 250,073.52, 374,928.84 and 116,879.28 is: 175,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,073.52 : 374,928.84 = 116,879.28 : x
  2. Step 2: Convert to fraction form
    250,073.52/374,928.84 = 116,879.28/x
  3. Step 3: Cross multiply
    250,073.52x = 374,928.84 × 116,879.28
  4. Step 4: Simplify right side
    250,073.52x = 43,821,412,870.44
  5. Step 5: Solve for x
    x = 43,821,412,870.44/250,073.52
  6. Step 6: Final answer
    x = 175,234.12

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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.