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Finding the Fourth Proportional to 338,767.44, 507,990.29 and 196,656.27

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Solution

The fourth proportional to 338,767.44, 507,990.29 and 196,656.27 is: 294,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,767.44 : 507,990.29 = 196,656.27 : x
  2. Step 2: Convert to fraction form
    338,767.44/507,990.29 = 196,656.27/x
  3. Step 3: Cross multiply
    338,767.44x = 507,990.29 × 196,656.27
  4. Step 4: Simplify right side
    338,767.44x = 99,899,474,644.34
  5. Step 5: Solve for x
    x = 99,899,474,644.34/338,767.44
  6. Step 6: Final answer
    x = 294,891.02

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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.