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Finding the Fourth Proportional to 230,660.88, 346,042.11 and 70,758.84

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Solution

The fourth proportional to 230,660.88, 346,042.11 and 70,758.84 is: 106,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,660.88 : 346,042.11 = 70,758.84 : x
  2. Step 2: Convert to fraction form
    230,660.88/346,042.11 = 70,758.84/x
  3. Step 3: Cross multiply
    230,660.88x = 346,042.11 × 70,758.84
  4. Step 4: Simplify right side
    230,660.88x = 24,485,538,294.75
  5. Step 5: Solve for x
    x = 24,485,538,294.75/230,660.88
  6. Step 6: Final answer
    x = 106,153.84

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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.