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Finding the Fourth Proportional to 341,338.20, 512,119.62 and 161,500.92

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Solution

The fourth proportional to 341,338.20, 512,119.62 and 161,500.92 is: 242,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,338.20 : 512,119.62 = 161,500.92 : x
  2. Step 2: Convert to fraction form
    341,338.20/512,119.62 = 161,500.92/x
  3. Step 3: Cross multiply
    341,338.20x = 512,119.62 × 161,500.92
  4. Step 4: Simplify right side
    341,338.20x = 82,707,789,780.05
  5. Step 5: Solve for x
    x = 82,707,789,780.05/341,338.20
  6. Step 6: Final answer
    x = 242,304.52

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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.