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Finding the Fourth Proportional to 352,000.02, 485,761.08 and 190,855.11

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Solution

The fourth proportional to 352,000.02, 485,761.08 and 190,855.11 is: 263,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,000.02 : 485,761.08 = 190,855.11 : x
  2. Step 2: Convert to fraction form
    352,000.02/485,761.08 = 190,855.11/x
  3. Step 3: Cross multiply
    352,000.02x = 485,761.08 × 190,855.11
  4. Step 4: Simplify right side
    352,000.02x = 92,709,984,357.12
  5. Step 5: Solve for x
    x = 92,709,984,357.12/352,000.02
  6. Step 6: Final answer
    x = 263,380.62

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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.