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Finding the Fourth Proportional to 294,577.70, 441,866.55 and 161,867.30

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Solution

The fourth proportional to 294,577.70, 441,866.55 and 161,867.30 is: 242,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,577.70 : 441,866.55 = 161,867.30 : x
  2. Step 2: Convert to fraction form
    294,577.70/441,866.55 = 161,867.30/x
  3. Step 3: Cross multiply
    294,577.70x = 441,866.55 × 161,867.30
  4. Step 4: Simplify right side
    294,577.70x = 71,523,745,408.82
  5. Step 5: Solve for x
    x = 71,523,745,408.82/294,577.70
  6. Step 6: Final answer
    x = 242,800.95

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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.