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Finding the Fourth Proportional to 188,883.60, 283,325.40 and 168,216.45

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Solution

The fourth proportional to 188,883.60, 283,325.40 and 168,216.45 is: 252,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,883.60 : 283,325.40 = 168,216.45 : x
  2. Step 2: Convert to fraction form
    188,883.60/283,325.40 = 168,216.45/x
  3. Step 3: Cross multiply
    188,883.60x = 283,325.40 × 168,216.45
  4. Step 4: Simplify right side
    188,883.60x = 47,659,992,982.83
  5. Step 5: Solve for x
    x = 47,659,992,982.83/188,883.60
  6. Step 6: Final answer
    x = 252,324.68

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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.