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Finding the Fourth Proportional to 293,661, 405,252.18 and 159,525

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Solution

The fourth proportional to 293,661, 405,252.18 and 159,525 is: 220,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,661 : 405,252.18 = 159,525 : x
  2. Step 2: Convert to fraction form
    293,661/405,252.18 = 159,525/x
  3. Step 3: Cross multiply
    293,661x = 405,252.18 × 159,525
  4. Step 4: Simplify right side
    293,661x = 64,647,854,014.50
  5. Step 5: Solve for x
    x = 64,647,854,014.50/293,661
  6. Step 6: Final answer
    x = 220,144.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.