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Finding the Fourth Proportional to 226,701.92, 312,850.40 and 141,867.20

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Solution

The fourth proportional to 226,701.92, 312,850.40 and 141,867.20 is: 195,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,701.92 : 312,850.40 = 141,867.20 : x
  2. Step 2: Convert to fraction form
    226,701.92/312,850.40 = 141,867.20/x
  3. Step 3: Cross multiply
    226,701.92x = 312,850.40 × 141,867.20
  4. Step 4: Simplify right side
    226,701.92x = 44,383,210,266.88
  5. Step 5: Solve for x
    x = 44,383,210,266.88/226,701.92
  6. Step 6: Final answer
    x = 195,777.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.