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Finding the Fourth Proportional to 294,617.77, 441,583.91 and 168,346.54

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Solution

The fourth proportional to 294,617.77, 441,583.91 and 168,346.54 is: 252,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,617.77 : 441,583.91 = 168,346.54 : x
  2. Step 2: Convert to fraction form
    294,617.77/441,583.91 = 168,346.54/x
  3. Step 3: Cross multiply
    294,617.77x = 441,583.91 × 168,346.54
  4. Step 4: Simplify right side
    294,617.77x = 74,339,123,368.17
  5. Step 5: Solve for x
    x = 74,339,123,368.17/294,617.77
  6. Step 6: Final answer
    x = 252,323.96

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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.