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Finding the Fourth Proportional to 293,885.44, 405,563.52 and 173,032

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Solution

The fourth proportional to 293,885.44, 405,563.52 and 173,032 is: 238,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,885.44 : 405,563.52 = 173,032 : x
  2. Step 2: Convert to fraction form
    293,885.44/405,563.52 = 173,032/x
  3. Step 3: Cross multiply
    293,885.44x = 405,563.52 × 173,032
  4. Step 4: Simplify right side
    293,885.44x = 70,175,466,992.64
  5. Step 5: Solve for x
    x = 70,175,466,992.64/293,885.44
  6. Step 6: Final answer
    x = 238,785.11

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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.