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Finding the Fourth Proportional to 240,171.22, 360,262.99 and 113,781.86

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Solution

The fourth proportional to 240,171.22, 360,262.99 and 113,781.86 is: 170,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,171.22 : 360,262.99 = 113,781.86 : x
  2. Step 2: Convert to fraction form
    240,171.22/360,262.99 = 113,781.86/x
  3. Step 3: Cross multiply
    240,171.22x = 360,262.99 × 113,781.86
  4. Step 4: Simplify right side
    240,171.22x = 40,991,393,091.36
  5. Step 5: Solve for x
    x = 40,991,393,091.36/240,171.22
  6. Step 6: Final answer
    x = 170,675.71

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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.